CVE-2023-0547 — Improper Certificate Validation in Mozilla Thunderbird

CWE-295 — Improper Certificate ValidationCWE-356 — Product UI does not Warn User of Unsafe Actions9 documents8 sources
Severity
6.5MEDIUMNVD
EPSS
0.1%
top 66.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Mozilla Thunderbird
Timeline
PublishedJun 2

Description

OCSP revocation status of recipient certificates was not checked when sending S/Mime encrypted email, and revoked certificates would be accepted. Thunderbird versions from 68 to 102.9.1 were affected by this bug. This vulnerability affects Thunderbird < 102.10.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 2.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5mozilla/thunderbirdunspecified — 102.10
▶NVDmozilla/thunderbird68.0 — 102.10
▶Debianmozilla/thunderbird< 1:102.10.0-1~deb11u1+3
▶Ubuntumozilla/thunderbird< 1:102.10.0+build2-0ubuntu0.18.04.1+2

🔴Vulnerability Details

4
OSV
CVE-2023-0547: OCSP revocation status of recipient certificates was not checked when sending S/Mime encrypted email, and revoked certificates would be accepted↗2023-06-02
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GHSA
GHSA-r9gq-fgfv-3p2p: OCSP revocation status of recipient certificates was not checked when sending S/Mime encrypted email, and revoked certificates would be accepted↗2023-06-02
▶
CVEList
CVE-2023-0547: OCSP revocation status of recipient certificates was not checked when sending S/Mime encrypted email, and revoked certificates would be accepted↗2023-06-02
▶
OSV
thunderbird vulnerabilities↗2023-04-13
▶

📋Vendor Advisories

4
Ubuntu
Thunderbird vulnerabilities↗2023-04-13
▶
Red Hat
Thunderbird: Revocation status of S/Mime recipient certificates was not checked↗2023-04-11
▶
Debian
CVE-2023-0547: thunderbird - OCSP revocation status of recipient certificates was not checked when sending S/...↗2023
▶
Mozilla
Mozilla Foundation Security Advisory 2023-15: CVE-2023-0547↗
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CVE-2023-0547 — Improper Certificate Validation | cvebase