CVEvulnerability
CVE-2003-0512
5.0 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2003-08-27
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-310
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.
Affected configurations
• cisco ios 12.0\(24\)s1
• cisco ios 12.0\(24.2\)s
• cisco ios 12.2\(11\)ja1
• cisco ios 12.2\(14.5\)
• cisco ios 12.2\(14.5\)t
• cisco ios 12.2\(15\)zn
• cisco ios 12.2\(15.1\)s
• cisco ios 12.2\(16\)b
• cisco ios 12.2\(16.1\)b
Related
Weakness · not in database (1)
References
- http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0056.html Vendor Advisory
- http://www.cisco.com/warp/public/707/cisco-sn-20030724-ios-enum.shtml www.cisco.com
- http://www.kb.cert.org/vuls/id/886796 US Government Resource
- http://www.vigilante.com/inetsecurity/advisories/VIGILANTE-2003002.htm www.vigilante.com
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5824 oval.cisecurity.org
- http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0056.html Vendor Advisory
- http://www.cisco.com/warp/public/707/cisco-sn-20030724-ios-enum.shtml www.cisco.com
- http://www.kb.cert.org/vuls/id/886796 US Government Resource
- http://www.vigilante.com/inetsecurity/advisories/VIGILANTE-2003002.htm www.vigilante.com
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5824 oval.cisecurity.org