CVE-2022-28281

State: Published
Severity: 8.8 High
Published: Dec 22, 2022
Updated: Apr 15, 2025
Reserved: Mar 31, 2022

Description

If a compromised content process sent an unexpected number of WebAuthN Extensions in a Register command to the parent process, an out of bounds write would have occurred leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
ThunderbirdMozilla	before 91.8Affected
FirefoxMozilla	before 99Affected
Firefox ESRMozilla	before 91.8Affected

References

https://www.mozilla.org/security/advisories/mfsa2022-13/
https://www.mozilla.org/security/advisories/mfsa2022-14/
https://www.mozilla.org/security/advisories/mfsa2022-15/
https://bugzilla.mozilla.org/show_bug.cgi?id=1755621

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