CVE-2020-12421
Severity CVSS v4.0:
Pending analysis
Type:
CWE-295
Improper Certificate Validation
Publication date:
09/07/2020
Last modified:
30/01/2023
Description
When performing add-on updates, certificate chains terminating in non-built-in-roots were rejected (even if they were legitimately added by an administrator.) This could have caused add-ons to become out-of-date silently without notification to the user. This vulnerability affects Firefox ESR
Impact
Base Score 3.x
6.50
Severity 3.x
MEDIUM
Base Score 2.0
4.30
Severity 2.0
MEDIUM
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* | 78.0 (excluding) | |
| cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* | 68.10.0 (excluding) | |
| cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* | 68.10.0 (excluding) | |
| cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* | ||
| cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00023.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1308251
- https://security.gentoo.org/glsa/202007-09
- https://security.gentoo.org/glsa/202007-10
- https://usn.ubuntu.com/4421-1/
- https://www.mozilla.org/security/advisories/mfsa2020-24/
- https://www.mozilla.org/security/advisories/mfsa2020-25/
- https://www.mozilla.org/security/advisories/mfsa2020-26/