CVE-2023-6860: Medium severity thunderbird vulnerability

Published Dec 19, 2023
·
Updated

Last updated 24 July 2024

Other sources

The VideoBridge allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox.

External Reference: https://www.mozilla.org/en-US/security/advisories/mfsa2023-54/#CVE-2023-6860

Red Hat

The VideoBridge allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

MITRE

The VideoBridge allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox.

Mozilla

Affected Software

14 affected componentsFixes available
redhat/firefox<115.6
115.6
redhat/thunderbird<115.6
115.6
Mozilla Thunderbird<115.6
115.6
Mozilla Firefox<121
121
Mozilla Firefox ESR<115.6
115.6
Mozilla Firefox<121.0
Mozilla Firefox ESR<115.6
Mozilla Thunderbird<115.6
Debian Debian Linux=10.0
Debian Debian Linux=11.0
Debian Debian Linux=12.0
debian/firefox
137.0.2-1
debian/firefox-esr
115.14.0esr-1~deb11u1128.9.0esr-1~deb11u1128.8.0esr-1~deb12u1128.9.0esr-1~deb12u1128.9.0esr-2
debian/thunderbird
1:115.12.0-1~deb11u11:128.9.0esr-1~deb11u11:128.8.0esr-1~deb12u11:128.9.0esr-1~deb12u11:128.9.0esr-1

Event History

Dec 19, 2023
CVE Published
via Mozilla·12:00 AM
CVE Published
via MITRE·01:38 PM
Data Sourced
via MITRE·01:38 PM
DescriptionWeakness
Dec 20, 2023
Data Sourced
via Red Hat·11:17 AM
DescriptionSeverityAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·12:29 AM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·04:18 AM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2023-6860?

CVE-2023-6860 is classified as a high severity vulnerability, allowing potential sandbox escape.

2

How do I fix CVE-2023-6860?

To address CVE-2023-6860, update to the latest versions of affected software such as Firefox ESR 115.6, Firefox 121, or Thunderbird 115.6.

3

Which versions are affected by CVE-2023-6860?

CVE-2023-6860 affects Firefox ESR versions prior to 115.6 and Firefox versions prior to 121, along with Thunderbird versions prior to 115.6.

4

What is the impact of CVE-2023-6860?

Exploiting CVE-2023-6860 could allow an attacker to escape the sandbox and potentially access unauthorized resources.

5

Is there a known exploit for CVE-2023-6860?

As of now, there are no public reports of active exploits targeting CVE-2023-6860.

Contact

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CVE-2023-6860 - Medium severity thunderbird vulnerability - SecAlerts