CVE-2013-6171

Name	CVE-2013-6171
Description	checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)
Debian Bugs	729063

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
dovecot (PTS)	buster	1:2.3.4.1-5+deb10u6	fixed
	buster (security)	1:2.3.4.1-5+deb10u7	fixed
	bullseye	1:2.3.13+dfsg1-2+deb11u1	fixed
	bookworm, sid	1:2.3.19.1+dfsg1-2.1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
dovecot	source	(unstable)	1:2.2.9-1	low		729063

[wheezy] - dovecot <no-dsa> (Minor issue)
[squeeze] - dovecot <no-dsa> (Minor issue)