CVE-2005-2025 Information

Description

Cisco VPN 3000 Concentrator before 4.1.7.F allows remote attackers to determine valid groupnames by sending an IKE Aggressive Mode packet with the groupname in the ID field which generates a response if the groupname is valid but does not generate a response for an invalid groupname.

Reference

http://www.nta-monitor.com/news/vpn-flaws/cisco/VPN-Concentrator/index.htm http://www.securityfocus.com/bid/13992 http://www.vupen.com/english/advisories/2005/0822