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CVE-2009-0059

HIGH · CVSS 7.8EPSS 1.9%EU EUVD

The Cisco Wireless LAN Controller (WLC), Cisco Catalyst 6500 Wireless Services Module (WiSM), and Cisco Catalyst 3750 Integrated Wireless LAN Controller with software 4.x before 4.2.176.0 and 5.2.x before 5.2.157.0 allow remote attackers to cause a denial of service (device reload) via a web authentication (aka WebAuth) session that includes a malformed POST request to login.html.

Key facts

CVSS score
7.8 (v2.0)
Severity
HIGH
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Weakness (CWE)
CWE-20
EPSS score
1.9% (80th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2009-0068)
Published
February 5, 2009
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-0068 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

  • cisco / 4400 wireless lan controller
  • cisco / 4400 wireless lan controller
  • cisco / 4400 wireless lan controller
  • cisco / catalyst 3750 series integrated wireless lan controller
  • cisco / catalyst 3750 series integrated wireless lan controller
  • cisco / catalyst 3750 series integrated wireless lan controller
  • cisco / catalyst 6500 series integrated wireless lan controller
  • cisco / catalyst 6500 series integrated wireless lan controller
  • cisco / catalyst 6500 series integrated wireless lan controller
  • cisco / catalyst 7600 series wireless lan controller
  • cisco / catalyst 7600 series wireless lan controller
  • cisco / catalyst 7600 series wireless lan controller
  • cisco / wireless lan controller software
  • cisco / wireless lan controller software
  • cisco / wireless lan controller software

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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