Vulnerability Details : CVE-2022-45421
Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Thunderbird 102.4. 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 < 102.5, Thunderbird < 102.5, and Firefox < 107.
Vulnerability category: Memory Corruption
Products affected by CVE-2022-45421
- 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-2022-45421
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 29 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-45421
| 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-2022-45421
-
https://www.mozilla.org/security/advisories/mfsa2022-49/
Security Vulnerabilities fixed in Thunderbird 102.5 — MozillaVendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2022-48/
Security Vulnerabilities fixed in Firefox ESR 102.5 — MozillaVendor Advisory
-
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1767920%2C1789808%2C1794061
Bug ListIssue Tracking;Not Applicable
-
https://www.mozilla.org/security/advisories/mfsa2022-47/
Security Vulnerabilities fixed in Firefox 107 — MozillaVendor Advisory
Jump to