Debian update for thunderbird

Published: 2022-07-05 | Updated: 2022-07-05

Risk	High
Patch available	YES
Number of vulnerabilities	9
CVE-ID	CVE-2022-2200 CVE-2022-2226 CVE-2022-31744 CVE-2022-34468 CVE-2022-34470 CVE-2022-34472 CVE-2022-34479 CVE-2022-34481 CVE-2022-34484
CWE-ID	CWE-94 CWE-347 CWE-254 CWE-416 CWE-388 CWE-1021 CWE-190 CWE-119
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	thunderbird (Debian package) Operating systems & Components / Operating system package or component
Vendor	Debian

Security Bulletin

This security bulletin contains information about 9 vulnerabilities.

1) Code Injection

EUVDB-ID: #VU64762

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-2200

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary JavaScript code.

The vulnerability exists due to improper input validation when handling JavaScript attributes. A remote attacker can pass undesired attributes to JavaScript object and perform prototype pollution and execute arbitrary JavaScript code in the browser.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Improper Verification of Cryptographic Signature

EUVDB-ID: #VU64769

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-2226

CWE-ID: CWE-347 - Improper Verification of Cryptographic Signature

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to improper validation of digital signatures. When displaying an email that contains a digital signature, the email's date will be shown. If the dates were different, then Thunderbird didn't report the email as having an invalid signature. If an attacker performed a replay attack, in which an old email with old contents are resent at a later time, it could lead the victim to believe that the statements in the email are current.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Security features bypass

EUVDB-ID: #VU63881

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-31744

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to an error when processing CSS stylesheets accessible via internal URIs, as "resource:". A remote attacker can bypass implemented Content Security Policy.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Security features bypass

EUVDB-ID: #VU64752

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-34468

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to improper handling of the CSP sandbox header without "allow-scripts" option. A remote attacker use an iframe to bypass implemented CSP restriction and execute scripts if the user clicks on a javascript: link.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Use-after-free

EUVDB-ID: #VU64751

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-2022-34470

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 nsSHistory when handling XML documents. A remote attacker can trigger a 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 thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Error Handling

EUVDB-ID: #VU64760

Risk: Low

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

CVE-ID: CVE-2022-34472

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

The vulnerability allows a remote attacker to influence browser behavior.

The vulnerability exists due to improper error handling when processing unavailable PAC file. If a PAC URL is set and the server that hosts the PAC is unreachable, OCSP requests are blocked, resulting in incorrect error pages being shown.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Improper Restriction of Rendered UI Layers or Frames

EUVDB-ID: #VU64750

Risk: Medium

CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-34479

CWE-ID: CWE-1021 - Improper Restriction of Rendered UI Layers or Frames

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to improper handling of resizing event for a popup window. A remote attacker can create a specially crafted website that can create a resized popup to overlay the address bar with its own content and perform spoofing attack.

Note, the vulnerability affects Linux installations only.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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) Integer overflow

EUVDB-ID: #VU64756

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-2022-34481

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in the nsTArray_Impl::ReplaceElementsAt() function. A remote attacker can trick the victim to visit a specially crafted website, trigger an integer overflow and execute arbitrary code on the target system.

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

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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: #VU64763

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-2022-34484

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 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.

Mitigation

Update thunderbird package to one of the following versions: 1:91.11.0-1~deb10u1, 1:91.11.0-1~deb11u1.

Vulnerable software versions

thunderbird (Debian package): 1:60.8.0-1~deb10u1 - 78.11.0-1~deb10u1

CPE2.3

External links

http://www.debian.org/security/2022/dsa-5175

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.