CVE-2023-0430 Information

Description

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.

Reference

https://www.mozilla.org/security/advisories/mfsa2023-04/ https://bugzilla.mozilla.org/show_bug.cgi?id=1769000