CVE-2014-2972

Severity: medium (CVSS 4.6 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-09-04 · updated 2026-06-17
Weakness: CWE-189

Description

expand.c in Exim before 4.83 expands mathematical comparisons twice, which allows local users to gain privileges and execute arbitrary commands via a crafted lookup value.

Affected products

Exim: through 4.82.1; 4.00, 4.01, 4.02, 4.03, 4.04, 4.05 (+45)

References

http://git.exim.org/exim.git/commitdiff/7685ce68148a083d7759e78d01aa5198fc099c44
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136251.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136264.html
http://www.ubuntu.com/usn/USN-2933-1
https://bugzilla.redhat.com/show_bug.cgi?id=1122552
https://lists.exim.org/lurker/message/20140722.145949.42c043f5.en.html
https://lists.exim.org/lurker/message/20140722.152452.d6c019e8.en.html
https://security.gentoo.org/glsa/201607-12
http://git.exim.org/exim.git/commitdiff/7685ce68148a083d7759e78d01aa5198fc099c44
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136251.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136264.html
http://www.ubuntu.com/usn/USN-2933-1

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