CVE-2014-3956

Publication date 4 June 2014

Last updated 24 July 2024

Description

The sm_close_on_exec function in conf.c in sendmail before 8.14.9 has arguments in the wrong order, and consequently skips setting expected FD_CLOEXEC flags, which allows local users to access unintended high-numbered file descriptors via a custom mail-delivery program.

From the Ubuntu Security Team

It was discovery that sendmail has a vulnerability where it disclosure sensitive informations via a carfted message. An attacker could use it to retrieve it.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
sendmail	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	17.10 artful	Not affected
	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Not affected
	15.04 vivid	Not affected
	14.10 utopic	Not affected
	14.04 LTS trusty	Fixed 8.14.4-4.1ubuntu1.1
	13.10 saucy	Ignored end of life
	12.04 LTS precise	Ignored end of life
	10.04 LTS lucid	Ignored end of life

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What do statuses mean?

References

MITRE
NVD
Launchpad
Debian

Other references

http://www.openwall.com/lists/oss-security/2014/06/03/1
http://www.sendmail.com/sm/open_source/download/8.14.9/
https://www.cve.org/CVERecord?id=CVE-2014-3956