CVE-2010-1194 Information

Description

The match_component function in smtp-tls.c in libESMTP 1.0.3.r1 and possibly other versions including 1.0.4 treats two strings as equal if one is a substring of the other which allows remote attackers to spoof trusted certificates via a crafted subjectAltName.

Reference

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=311191 http://lists.opensuse.org/opensuse-security-announce/2010-05/msg00001.html http://www.openwall.com/lists/oss-security/2010/03/03/6 http://www.openwall.com/lists/oss-security/2010/03/09/3 http://www.vupen.com/english/advisories/2010/1107