CVE-2010-4344

NameCVE-2010-4344
DescriptionHeap-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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-2131-1
Debian Bugs606612

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
exim4 (PTS)jessie, jessie (lts)4.84.2-2+deb8u12fixed
stretch (security)4.89-2+deb9u8fixed
stretch (lts), stretch4.89-2+deb9u13fixed
buster, buster (lts)4.92-8+deb10u10fixed
buster (security)4.92-8+deb10u9fixed
bullseye4.94.2-7+deb11u3fixed
bullseye (security)4.94.2-7+deb11u4fixed
bookworm4.96-15+deb12u6fixed
bookworm (security)4.96-15+deb12u5fixed
sid, trixie4.98-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
exim4sourcelenny4.69-9+lenny1DSA-2131-1
exim4source(unstable)4.70-1606612
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