CVE-2010-4344

Name	CVE-2010-4344
Description	Heap-based buffer overflow in the string_vformat function in string.c in Exim before 4.70 allows remote attackers to execute arbitrary code via an SMTP session that includes two MAIL commands in conjunction with a large message containing crafted headers, leading to improper rejection logging.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-2131-1
Debian Bugs	606612

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
exim4 (PTS)	jessie, jessie (lts)	4.84.2-2+deb8u11	fixed
	stretch (security)	4.89-2+deb9u8	fixed
	stretch (lts), stretch	4.89-2+deb9u11	fixed
	buster	4.92-8+deb10u6	fixed
	buster (security)	4.92-8+deb10u9	fixed
	bullseye (security), bullseye	4.94.2-7+deb11u2	fixed
	bookworm (security), bookworm	4.96-15+deb12u4	fixed
	trixie	4.97-5	fixed
	sid	4.97-8	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
exim4	source	lenny	4.69-9+lenny1		DSA-2131-1
exim4	source	(unstable)	4.70-1			606612