Vulnerability Details : CVE-2023-0430
Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird < 102.7.1.
Products affected by CVE-2023-0430
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-0430
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-0430
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2023-0430
-
The product does not validate, or incorrectly validates, a certificate.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-0430
-
https://bugzilla.mozilla.org/show_bug.cgi?id=1769000
1769000 - (CVE-2023-0430) Message signed with revoked S/MIME certificate shown as correctly signedIssue Tracking;Vendor Advisory
-
https://www.mozilla.org/security/advisories/mfsa2023-04/
Security Vulnerabilities fixed in Thunderbird 102.7.1 — MozillaVendor Advisory
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