DescriptionIMAPFilter through 2.6.12 does not validate the hostname in an SSL certificate.
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)
Debian Bugs939702

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
imapfilter (PTS)jessie1:2.5.2-2vulnerable
bullseye, sid, buster1:2.6.12-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs


[buster] - imapfilter <no-dsa> (Minor issue)
[stretch] - imapfilter <no-dsa> (Minor issue)
Patch for support for hostname validation (requrires OpenSSL 1.1.0 and later):
Patch for support for hostname validation (for OpenSSL 1.0.2 and later):

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