CVE-2014-2972

Publication date 4 September 2014

Last updated 24 July 2024

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.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
exim4	15.10 wily	Not affected
	15.04 vivid	Not affected
	14.10 utopic	Not affected
	14.04 LTS trusty	Fixed 4.82-3ubuntu2.1
	12.04 LTS precise	Fixed 4.76-3ubuntu3.3
	10.04 LTS lucid	Ignored end of life

How can I get the fixes?
What do statuses mean?
Patch details

Notes

mdeslaur

patch may introduce behaviour change

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
exim4	Upstream: 7685ce6 Upstream: 0de7239

References

MITRE
NVD
Launchpad
Debian

Related Ubuntu Security Notices (USN)

USN-2933-1
Exim vulnerabilities
15 March 2016

Other references

https://lists.exim.org/lurker/message/20140722.152452.d6c019e8.en.html
https://lists.exim.org/lurker/message/20140722.145949.42c043f5.en.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136264.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136251.html
https://www.cve.org/CVERecord?id=CVE-2014-2972