CVE-2003-0512

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.67% Top 20%
Vendor Advisory cisco.com Vendor Advisory neohapsis.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.vigilante.com/inetsecurity/advisories/VIGILANTE-2003002.htm
http://www.cisco.com/warp/public/707/cisco-sn-20030724-ios-enum.shtml vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5824 vdb entry signature
http://archives.neohapsis.com/archives/vulnwatch/2003-q3/0056.html mailing list vendor advisory
http://www.kb.cert.org/vuls/id/886796 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2003-0512?
CVE-2003-0512 has been scored as a medium severity vulnerability.
How to fix CVE-2003-0512?
To fix CVE-2003-0512, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2003-0512 being actively exploited in the wild?
It is possible that CVE-2003-0512 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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