CVE-2012-5991

Name: CVE-2012-5991
Creator: NVD / NIST
Published: 2012-12-19T11:56:00.22+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 5.52%

Last modified Jun 16, 2026

CVE-2012-5991 is a vulnerability of currently unknown severity. screens/base/web_auth_custom.html on Cisco Wireless LAN Controller (WLC) devices with software 7.2.110.0 allows remote authenticated users to cause a denial of service (device reload) via a certain buttonClicked value in an internal webauth_type request, aka Bug ID CSCud50209.. EPSS estimates a 5.52% chance of exploitation in the next 30 days.

Description

screens/base/web_auth_custom.html on Cisco Wireless LAN Controller (WLC) devices with software 7.2.110.0 allows remote authenticated users to cause a denial of service (device reload) via a certain buttonClicked value in an internal webauth_type request, aka Bug ID CSCud50209.

Metrics

EPSS Probability

5.52%

91.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cisco	Wireless Lan Controller Software	7.2.110.0
Cisco	2000 Wireless Lan Controller	All versions
Cisco	2100 Wireless Lan Controller	All versions
Cisco	2500 Wireless Lan Controller	All versions
Cisco	4100 Wireless Lan Controller	All versions
Cisco	4400 Wireless Lan Controller	All versions
Cisco	5500 Wireless Lan Controller	All versions
Cisco	7500 Wireless Lan Controller	All versions
Cisco	8500 Wireless Lan Controller	All versions

References

Timeline

Published: Dec 19, 2012
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-5991?

How severe is CVE-2012-5991?

Severity scoring for CVE-2012-5991 is pending analysis. The EPSS model estimates a 5.52% probability of exploitation in the next 30 days.

How do I fix CVE-2012-5991?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2012-5991?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST