CVE-2018-12019

NameCVE-2018-12019
DescriptionThe signature verification routine in Enigmail before 2.0.7 interprets user ids as status/control messages and does not correctly keep track of the status of multiple signatures, which allows remote attackers to spoof arbitrary email signatures via public keys containing crafted primary user ids.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
enigmail (PTS)jessie (security), jessie2:1.9.9-1~deb8u1vulnerable
stretch (security), stretch2:1.9.9-1~deb9u1vulnerable
buster, sid2:2.0.7+ds1-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
enigmailsource(unstable)2:2.0.7-1medium

Notes

http://www.openwall.com/lists/oss-security/2018/06/13/10
https://neopg.io/blog/enigmail-signature-spoof/

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