CVE-2023-0430

Certificate OCSP revocation status was not checked when verifying S/Mime signatures

Medium · published June 2, 2023

CVSS v3.1
6.5
EPSS
0%
Percentile
30.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00372 · 30.0th percentile
Published
2023-06-02T00:00Z
EPSS history
Timeline
  • 02 JUN 00:00Z
    Certificate OCSP revocation status was not checked when verifying S/Mime signatures
    cvelistv5