Gentoo update for Mozilla Thunderbird
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 26 |
| CVE-ID | CVE-2019-11745 CVE-2019-11757 CVE-2019-11759 CVE-2019-11760 CVE-2019-11761 CVE-2019-11762 CVE-2019-11763 CVE-2019-11764 CVE-2019-17005 CVE-2019-17008 CVE-2019-17010 CVE-2019-17011 CVE-2019-17012 CVE-2019-20503 CVE-2020-6792 CVE-2020-6793 CVE-2020-6794 CVE-2020-6795 CVE-2020-6798 CVE-2020-6800 CVE-2020-6805 CVE-2020-6806 CVE-2020-6807 CVE-2020-6811 CVE-2020-6812 CVE-2020-6814 |
| CWE-ID | CWE-787 CWE-416 CWE-121 CWE-264 CWE-693 CWE-119 CWE-125 CWE-330 CWE-312 CWE-476 CWE-94 CWE-20 CWE-200 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Gentoo Linux Operating systems & Components / Operating system |
| Vendor | Gentoo |
Security Bulletin
This security bulletin contains information about 26 vulnerabilities.
1) Out-of-bounds write
EUVDB-ID: #VU23050
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-11745
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input within the NSC_EncryptUpdate() function in /lib/softoken/pkcs11c.c, when performing padding operations in Mozilla NSS. A remote attacker can pass specially crafted data to the affected application, trigger out-of-bounds write and execute arbitrary code on the target system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Use-after-free
EUVDB-ID: #VU22163
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-11757
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when storing a value in IndexedDB. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Stack-based buffer overflow
EUVDB-ID: #VU22164
Risk: Low
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2019-11759
CWE-ID:
CWE-121 - Stack-based buffer overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing HMAC data. A remote attacker can create a specially crafted web page that causes 4 bytes of HMAC output to be written past the end of a buffer stored on the stack, trick the victim into visiting it and crash the application.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
4) Stack-based buffer overflow
EUVDB-ID: #VU22165
Risk: Medium
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2019-11760
CWE-ID:
CWE-121 - Stack-based buffer overflow
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error in nrappkit when doing WebRTC signaling. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a stack-based buffer overflow and execute arbitrary code on the target system.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
5) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU22166
Risk: Low
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2019-11761
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to the application allows access to a privileged JSONView object that had been cloned into content. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to potentially sensitive information.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
6) Permissions, Privileges, and Access Controls
EUVDB-ID: #VU22167
Risk: Low
CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2019-11762
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to the way Firefox processes two same-origin documents that set document.domain differently to become cross-origin. A remote attacker can create a specially crafted web page, trick the victim into visiting it and gain access to potentially sensitive information, as it is possible to call arbitrary DOM methods/getters/setters on the now-cross-origin window.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
7) Protection mechanism failure
EUVDB-ID: #VU22168
Risk: Low
CVSSv4.0: 0.5 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2019-11763
CWE-ID:
CWE-693 - Protection Mechanism Failure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform XSS attacks.
The vulnerability exists due to the way Firefox processes HTML entities. A remote attacker can create a specially crafted web page and make the browser treat HTML comment text as HTML, which could have led to XSS in a web application.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
8) Buffer overflow
EUVDB-ID: #VU22173
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-11764
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into visiting it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
9) Buffer overflow
EUVDB-ID: #VU23375
Risk: High
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-17005
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a memory corruption in plain text serializer. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a buffer overflow and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
10) Use-after-free
EUVDB-ID: #VU23370
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-17008
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error during worker destruction. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a use-after-free error and crash the application or execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
11) Use-after-free
EUVDB-ID: #VU23374
Risk: High
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-17010
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when checking the Resist Fingerprinting preference during device orientation checks. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a race condition that will results in a use-after-free error.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
12) Use-after-free
EUVDB-ID: #VU23376
Risk: High
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-17011
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when retrieving a document from a DocShell in the antitracking code. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a race condition that will results in a use-after-free error.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
13) Buffer overflow
EUVDB-ID: #VU23377
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-17012
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a memory corruption when processing HTML content. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a buffer overflow and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
14) Out-of-bounds read
EUVDB-ID: #VU25856
Risk: Medium
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2019-20503
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition in sctp_load_addresses_from_init in usrsctp. A remote attacker can pass specially crafted data to the application, trigger out-of-bounds read error and read contents of memory on the system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
15) Use of insufficiently random values
EUVDB-ID: #VU25129
Risk: Low
CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-6792
CWE-ID:
CWE-330 - Use of Insufficiently Random Values
Exploit availability: No
DescriptionThe vulnerability allows an attacker to gain access to sensitive information.
The vulnerability exists due to an error in the message ID calculation processes that used uninitialized data in addition to the message contents.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
16) Out-of-bounds read
EUVDB-ID: #VU25126
Risk: Medium
CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-6793
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when processing email messages. A remote attacker can send a specially crafted email message to the victim, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system or crash the application.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
17) Cleartext storage of sensitive information
EUVDB-ID: #VU25127
Risk: Low
CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-6794
CWE-ID:
CWE-312 - Cleartext Storage of Sensitive Information
Exploit availability: No
DescriptionThe vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to an error password management functionality when working with master password that was updated after Thunderbird 60 release. The old password is still available unencrypted on the system, as Thunderbird did not delete the old password file after update.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
18) NULL pointer dereference
EUVDB-ID: #VU25128
Risk: Medium
CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-6795
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when processing messages with multiple S/MIME signatures. A remote attacker can send a specially crafted email message tho the victim and crash the application. MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
19) Code Injection
EUVDB-ID: #VU25122
Risk: Medium
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2020-6798
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary JavaScript code on the target system.
The vulnerability exists due to improper input validation when parsing template tag. A remote attacker can confuse the JavaScript parser into executing an arbitrary JavaScript send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
20) Memory corruption
EUVDB-ID: #VU25124
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2020-6800
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
21) Use-after-free
EUVDB-ID: #VU25849
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2020-6805
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when removing data about origins in Quota manager in Mozilla Firefox. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
22) Out-of-bounds read
EUVDB-ID: #VU25850
Risk: High
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2020-6806
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to an out-of-bounds read error due to BodyStream::OnInputStreamReady was missing protections against state confusion. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
23) Use-after-free
EUVDB-ID: #VU25851
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2020-6807
CWE-ID:
CWE-416 - Use After Free
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in cubeb during stream destruction. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
24) Input validation error
EUVDB-ID: #VU25855
Risk: Low
CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-6811
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary OS commands.
The vulnerability exists due to insufficient validation of user-supplied input copied into buffer via the 'Copy as cURL' feature of Devtools' network tab. A remote attacker can trick the victim into using the 'Copy as cURL' feature to copy malicious data into buffer and later insert them into a terminal window.
Successful exploitation of the vulnerability may result in OS command execution.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
25) Information disclosure
EUVDB-ID: #VU25857
Risk: Low
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2020-6812
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain access to potentially sensitive information.
The first time AirPods are connected to an iPhone, they become named after the user's name by default (e.g. Jane Doe's AirPods.) Websites with camera or microphone permission are able to enumerate device names, disclosing the user's name.
Update the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
26) Buffer overflow
EUVDB-ID: #VU25859
Risk: High
CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2020-6814
CWE-ID:
CWE-119 - Memory corruption
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationUpdate the affected packages.
mail-client/thunderbird to version: 68.6.0
mail-client/thunderbird-bin to version: 68.6.0
Gentoo Linux: All versions
CPE2.3 External linkshttps://security.gentoo.org/
https://security.gentoo.org/glsa/202003-10
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
