Vulnerability Details : CVE-2023-29542
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.
Products affected by CVE-2023-29542
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-29542
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 72 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-29542
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
References for CVE-2023-29542
-
https://www.mozilla.org/security/advisories/mfsa2023-13/
Security Vulnerabilities fixed in Firefox 112, Firefox for Android 112, Focus for Android 112 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1810793
Access DeniedPermissions Required
-
https://www.mozilla.org/security/advisories/mfsa2023-14/
Security Vulnerabilities fixed in Firefox ESR 102.10 — MozillaVendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2023-15/
Security Vulnerabilities fixed in Thunderbird 102.10 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1815062
Access DeniedPermissions Required
Jump to