CVE-2016-8652

NameCVE-2016-8652
DescriptionThe auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.
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 Bugs846605

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
dovecot (PTS)jessie1:2.2.13-12~deb8u3fixed
jessie (security)1:2.2.13-12~deb8u4fixed
stretch (security), stretch1:2.2.27-3+deb9u2fixed
buster1:2.2.35-2fixed
sid1:2.2.36-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
dovecotsource(unstable)1:2.2.27-1medium846605
dovecotsourcejessie(not affected)
dovecotsourcewheezy(not affected)

Notes

[jessie] - dovecot <not-affected> (Only affects 2.2.25 up and including 2.2.26.1)
[wheezy] - dovecot <not-affected> (Only affects 2.2.25 up and including 2.2.26.1)

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