libsoup 2.32.2 and earlier does not validate certificates or clear the trust flag when the ssl-ca-file does not exist, which allows remote attackers to bypass authentication by connecting with a SSL connection.
www.openwall.com/lists/oss-security/2012/04/24/13
www.openwall.com/lists/oss-security/2012/04/24/3
www.openwall.com/lists/oss-security/2012/04/30/7
www.openwall.com/lists/oss-security/2012/05/02/8
www.securityfocus.com/bid/53232
bugzilla.gnome.org/show_bug.cgi?id=666280
exchange.xforce.ibmcloud.com/vulnerabilities/75167