Vulnerability Details : CVE-2022-40962
Mozilla developers Nika Layzell, Timothy Nikkel, Sebastian Hengst, Andreas Pehrson, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 104 and Firefox ESR 102.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox < 105.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-40962
- 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-2022-40962
0.25%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 64 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-40962
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
References for CVE-2022-40962
-
https://www.mozilla.org/security/advisories/mfsa2022-41/
Security Vulnerabilities fixed in Firefox ESR 102.3 — MozillaVendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2022-42/
Security Vulnerabilities fixed in Thunderbird 102.3 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1776655%2C1777574%2C1784835%2C1785109%2C1786502%2C1789440
Bug ListBroken Link;Issue Tracking
-
https://www.mozilla.org/security/advisories/mfsa2022-40/
Security Vulnerabilities fixed in Firefox 105 — MozillaVendor Advisory
Jump to