CVE-2003-0512 Information

Description

Cisco IOS 12.2 and earlier generates a \ Login invalid\ message instead of prompting for a password when an invalid username is provided which allows remote attackers to identify valid usernames on the system and conduct brute force password guessing as reported for the Aironet Bridge.

Reference

http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0056.html http://www.cisco.com/warp/public/707/cisco-sn-20030724-ios-enum.shtml http://www.kb.cert.org/vuls/id/886796 http://www.vigilante.com/inetsecurity/advisories/VIGILANTE-2003002.htm https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A5824