CVE-2022-31739

CVSS 8.8 HIGHEPSS 0.7%CWE-73

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 0.7%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

22 Dec 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

When downloading files on Windows, the % character was not escaped, which could have lead to a download incorrectly being saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%.<br>*This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Mozilla · Firefox Mozilla · Firefox ESR Mozilla · Thunderbird

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References

https://bugzilla.mozilla.org/show_bug.cgi?id=1765049 https://www.mozilla.org/security/advisories/mfsa2022-20/https://www.mozilla.org/security/advisories/mfsa2022-21/https://www.mozilla.org/security/advisories/mfsa2022-22/