Unspecified vulnerability in Cisco IOS CallManager Express (CME) allows remote attackers to gain sensitive information (user names) from the Session Initiation Protocol (SIP) user directory via certain SIP messages, aka bug CSCse92417.
secunia.com/advisories/21335
securitytracker.com/id?1016627
www.blackhat.com/html/bh-usa-06/bh-usa-06-speakers.html#Endler
www.cisco.com/warp/public/707/cisco-sr-20060802-sip.shtml
www.osvdb.org/27760
www.securityfocus.com/bid/19309
www.vupen.com/english/advisories/2006/3126
exchange.xforce.ibmcloud.com/vulnerabilities/28185