Ubuntu update for Thunderbird

1) Use-after-free

EUVDB-ID: #VU18556

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11691

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in XMLHttpRequest (XHR) in an event loop. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger 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.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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: #VU18557

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11692

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when listeners are removed from the event listener manager while still in use. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger 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.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Buffer overflow

EUVDB-ID: #VU18558

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11693

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in bufferdata function in WebGL with specific graphics drivers on Linux. A remote attacker can create a specially crafted web apge, 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.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU18036

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9797

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to sensitive information.

The vulnerability exists due to incorrect implementation of the cross-origin policy when reading images using createImageBitmap. A remote attacker can trick the victim into visiting a specially crafted web page and gain access to images opened in other browser tabs.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Buffer overflow

EUVDB-ID: #VU18568

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9800

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary errors. 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 this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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: #VU18551

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9817

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to incorrect access restrictions when reading images from a different domain. A remote attacker can use a canvas object under certain circumstances to violate same-origin policy and read image data from another domain name.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Input validation error

EUVDB-ID: #VU18553

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9819

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a JavaScript compartment mismatch when working with the fetch API. A remote attacker can trick the victim to open a specially crafted web page and execute arbitrary code on the target system.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Use-after-free

EUVDB-ID: #VU18554

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9820

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free in ChromeEventHandler by DocShell. A remote attacker can trick the victim to visit a specially crafted web page, trigger use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Out-of-bounds read

EUVDB-ID: #VU18572

Risk: Low

CVSSv3.1: 4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: CVE-2019-5798

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition in the Skia library during path transformations. A remote attacker can create a specially crafted email, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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: #VU17708

Risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-7317

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition.

The vulnerability exists due to a use-after-free memory error in the png_image_free function, as defined in the png.c source code file when calling on png_safe_execute. A remote attacker can send specially crafted data, trigger a call on png_safe_execute and trigger memory corruption, resulting in a DoS condition.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Type Confusion

EUVDB-ID: #VU18550

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-9816

CWE-ID: CWE-843 - Type confusion

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a type confusion error when manipulating JavaScript objects in object groups via UnboxedObjects. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger a type confusion error and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Spoofing attack

EUVDB-ID: #VU18563

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-11698

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of drag and drop operations. A remote attacker can create a specially crafted hyperlink that when dragged and dropped to the bookmark bar or sidebar and the resulting bookmark is subsequently dragged and dropped into the web content area, an arbitrary query of a user's browser history can be run and transmitted to the content page via drop event data.

Successful exploitation of the vulnerability may allow an attacker to steal user's browser history.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU17654

Risk: Low

CVSSv3.1: 4.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-18511

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass same-origin policy.

The vulnerability exists due to an error when processing canvas elements with transferFromImageBitmap method. A remote attacker can create a specially crafted website, trick the victim into visiting it, bypass cross-origin policy and view images loaded in other browser tabs.

Mitigation

Update the affected packages.

Ubuntu 19.04: thunderbird - 1:60.7.0+build1-0ubuntu0.19.04.1
Ubuntu 18.10: thunderbird - 1:60.7.0+build1-0ubuntu0.18.10.1
Ubuntu 18.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.18.04.1
Ubuntu 16.04 LTS: thunderbird - 1:60.7.0+build1-0ubuntu0.16.04.1

Vulnerable software versions

thunderbird (Ubuntu package): 1:38.7.2+build1-0ubuntu0.16.04.1 - 1:60.6.1+build2-0ubuntu0.18.10.1

CPE2.3

External links

http://usn.ubuntu.com/3997-1/

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.

Risk	High
Patch available	YES
Number of vulnerabilities	13
CVE-ID	CVE-2019-11691 CVE-2019-11692 CVE-2019-11693 CVE-2019-9797 CVE-2019-9800 CVE-2019-9817 CVE-2019-9819 CVE-2019-9820 CVE-2019-5798 CVE-2019-7317 CVE-2019-9816 CVE-2019-11698 CVE-2018-18511
CWE-ID	CWE-416 CWE-119 CWE-264 CWE-20 CWE-125 CWE-843 CWE-451
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	thunderbird (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.