CVE-2023-0430

Name	CVE-2023-0430
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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-3324-1, DSA-5355-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
thunderbird (PTS)	bullseye	1:115.12.0-1~deb11u1	fixed
	bullseye (security)	1:128.4.0esr-1~deb11u1	fixed
	bookworm	1:115.12.0-1~deb12u1	fixed
	bookworm (security)	1:115.16.0esr-1~deb12u1	fixed
	sid, trixie	1:128.4.0esr-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
thunderbird	source	buster	1:102.8.0-1~deb10u1	DLA-3324-1
thunderbird	source	bullseye	1:102.8.0-1~deb11u1	DSA-5355-1
thunderbird	source	(unstable)	1:102.7.1+1-1

https://www.mozilla.org/en-US/security/advisories/mfsa2023-04/#CVE-2023-0430
https://bugzilla.mozilla.org/show_bug.cgi?id=1769000