Cisco ACE XML Gateway (AXG) and ACE Web Application Firewall (WAF) before 6.1 allow remote attackers to obtain sensitive information via an HTTP request that lacks a handler, as demonstrated by (1) an OPTIONS request or (2) a crafted GET request, leading to a Message-handling Errors message containing a certain client intranet IP address, aka Bug ID CSCtb82159.
seclists.org/fulldisclosure/2009/Sep/0369.html
secunia.com/advisories/36879
www.brainoverflow.org/advisories/cisco_ace_xml_gw_ip_disclosure.txt
www.cisco.com/en/US/products/products_security_response09186a0080af8965.html
www.securityfocus.com/archive/1/506716/100/0/threaded
www.securityfocus.com/bid/36522
www.securitytracker.com/id?1022949
www.vupen.com/english/advisories/2009/2778
exchange.xforce.ibmcloud.com/vulnerabilities/53482