CVE-2014-2972

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.

Category

4.6
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.21%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory gentoo.org Vendor Advisory ubuntu.com Vendor Advisory exim.org Vendor Advisory exim.org
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2014-2972?
CVE-2014-2972 has been scored as a medium severity vulnerability.
How to fix CVE-2014-2972?
To fix CVE-2014-2972, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2014-2972 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2014-2972 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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