CVE-2012-0883
envvars (aka envvars-std) in the Apache HTTP Server before 2.4.2 places a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges via a Trojan horse DSO in the current working directory during execution of apachectl.
Date published : 2012-04-18
http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html