Untrusted search path vulnerability in metadata/loader.c in Mono 2.8 and earlier allows local users to gain privileges via a Trojan horse shared library in the current working directory.
https://github.com/mono/mono/commit/8e890a3bf80a4620e417814dc14886b1bbd17625
https://bugzilla.novell.com/show_bug.cgi?id=641915
http://www.vupen.com/english/advisories/2010/3059
http://www.securityfocus.com/bid/44810
http://www.mono-project.com/Vulnerabilities#Mono_Runtime_Insecure_Native_Library_Loading
http://www.mandriva.com/security/advisories?name=MDVSA-2010:240
http://secunia.com/advisories/42174
http://marc.info/?l=oss-security&m=128941802415318&w=2
http://marc.info/?l=oss-security&m=128939912716499&w=2
http://marc.info/?l=oss-security&m=128939873515821&w=2
http://lists.ximian.com/pipermail/mono-patches/2010-October/177900.html