CVE-2010-3706

Name	CVE-2010-3706
Description	plugins/acl/acl-backend-vfile.c in Dovecot 1.2.x before 1.2.15 and 2.0.x before 2.0.5 interprets an ACL entry as a directive to add to the permissions granted by another ACL entry, instead of a directive to replace the permissions granted by another ACL entry, in certain circumstances involving the private namespace of a user, which allows remote authenticated users to bypass intended access restrictions via a request to read or modify a mailbox.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
dovecot (PTS)	jessie, jessie (lts)	1:2.2.13-12~deb8u9	fixed
	stretch (security)	1:2.2.27-3+deb9u7	fixed
	stretch (lts), stretch	1:2.2.27-3+deb9u8	fixed
	buster, buster (lts)	1:2.3.4.1-5+deb10u8	fixed
	buster (security)	1:2.3.4.1-5+deb10u7	fixed
	bullseye	1:2.3.13+dfsg1-2+deb11u1	fixed
	bullseye (security)	1:2.3.13+dfsg1-2+deb11u2	fixed
	bookworm (security), bookworm	1:2.3.19.1+dfsg1-2.1+deb12u1	fixed
	sid, trixie	1:2.3.21.1+dfsg1-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
dovecot	source	lenny	(not affected)
dovecot	source	(unstable)	1:1.2.15-1

[lenny] - dovecot <not-affected> (Only affects 1.2.x)