CVE-2023-29541
Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run attacker-controlled commands. <br>*This bug only affects Firefox for Linux on certain Distributions.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.74%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run attacker-controlled commands. <br>*This bug only affects Firefox for Linux on certain Distributions. Other operating systems are unaffected, and Mozilla is unable to enumerate all affected Linux Distributions.*. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.74% probability · 52th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-116
- Affected
- mozilla/firefox · mozilla/firefox esr · mozilla/firefox mobile · mozilla/focus · mozilla/thunderbird
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1810191Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-14/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-15/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1810191Issue Tracking, Permissions Required, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-13/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-14/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2023-15/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.