CVE-2023-29542

CVSS 9.8 CRITICALEPSS 0.9%

Vexday Risk Score

28Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 9.8EPSS 0.9%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

19 Jun 2023Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious file extensions such as .lnk with .download. This could have led to accidental execution of malicious code. *This bug only affects Firefox and Thunderbird on Windows. Other versions of Firefox and Thunderbird are unaffected.* This vulnerability affects Firefox < 112, Firefox ESR < 102.10, and Thunderbird < 102.10.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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=1810793 https://bugzilla.mozilla.org/show_bug.cgi?id=1815062 https://www.mozilla.org/security/advisories/mfsa2023-13/https://www.mozilla.org/security/advisories/mfsa2023-14/https://www.mozilla.org/security/advisories/mfsa2023-15/