CVE-2010-0744 Information

Description

aMSN (aka Alvaro’s Messenger) 0.98.3 and earlier when SSL is used does not verify that the server hostname matches a domain name in the subject’s Common Name (CN) field or a Subject Alternative Name field of the X.509 certificate which allows man-in-the-middle attackers to spoof an MSN server via an arbitrary certificate.

Reference

http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/?view=log&pathrev=11991 http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/proxy.tcl?r1=11886&r2=11991&pathrev=11991 http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/sip.tcl?r1=11953&r2=11991&pathrev=11991 http://amsn.svn.sourceforge.net/viewvc/amsn/trunk/amsn/soap.tcl?r1=11891&r2=11991&pathrev=11991 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=572818 http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041046.html http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041079.html http://seclists.org/bugtraq/2009/Jun/239 http://secunia.com/advisories/35621 http://secunia.com/advisories/39796 http://www.opensource-archive.org/showthread.php?p=183821 http://www.openwall.com/lists/oss-security/2010/03/10/4 http://www.openwall.com/lists/oss-security/2010/04/01/4 http://www.securityfocus.com/bid/35507 http://www.vupen.com/english/advisories/2010/1109