Mozilla Foundation Security Advisory 2023-04

Security Vulnerabilities fixed in Thunderbird 102.7.1

Announced
January 23, 2023
Impact
high
Products
Thunderbird
Fixed in
  • Thunderbird 102.7.1

#CVE-2023-0430: Revocation status of S/Mime signature certificates was not checked

Reporter
Paul Menzel
Impact
high
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.

References