Vulnerability Monitor

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CVE-2009-0061

Unspecified vulnerability in the Wireless LAN Controller (WLC) TSEC driver in the Cisco 4400 WLC, Cisco Catalyst 6500 and 7600 Wireless Services Module (WiSM), and Cisco Catalyst 3750 Integrated Wireless LAN Controller with software 4.x before 4.2.176.0 and 5.x before 5.1 allows remote attackers to cause a denial of service (device crash or hang) via unknown IP packets.

Security Impact Summary

CVE-2009-0061 is a security vulnerability that . Impacting 5 products from cisco, from cisco, from cisco and 2 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2009, this vulnerability predates many modern security frameworks and practices. The vulnerability landscape of that era was characterized by different threat models and less mature defense mechanisms compared to contemporary standards.

Published

2009-02-05T00:30:00.297

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-20

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Hardware	cisco	4400_wireless_lan_controller	4.1	Yes
Hardware	cisco	4400_wireless_lan_controller	4.2	Yes
Hardware	cisco	4400_wireless_lan_controller	5.0	Yes
Hardware	cisco	catalyst_3750_series_integrated_wireless_lan_controller	4.1	Yes
Hardware	cisco	catalyst_3750_series_integrated_wireless_lan_controller	4.2	Yes
Hardware	cisco	catalyst_3750_series_integrated_wireless_lan_controller	5.0	Yes
Hardware	cisco	catalyst_6500_series_integrated_wireless_lan_controller	4.1	Yes
Hardware	cisco	catalyst_6500_series_integrated_wireless_lan_controller	4.2	Yes
Hardware	cisco	catalyst_6500_series_integrated_wireless_lan_controller	5.0	Yes
Hardware	cisco	catalyst_7600_series_wireless_lan_controller	4.1	Yes
Hardware	cisco	catalyst_7600_series_wireless_lan_controller	4.2	Yes
Hardware	cisco	catalyst_7600_series_wireless_lan_controller	5.0	Yes
Operating System	cisco	wireless_lan_controller_software	4.1	Yes
Operating System	cisco	wireless_lan_controller_software	4.2	Yes
Operating System	cisco	wireless_lan_controller_software	5.0	Yes

References

http://secunia.com/advisories/33749 ([email protected])
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a6c1dd.shtml Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/33608 ([email protected])
http://www.securitytracker.com/id?1021679 ([email protected])
http://secunia.com/advisories/33749 (af854a3a-2127-422b-91ae-364da2661108)
http://www.cisco.com/en/US/products/products_security_advisory09186a0080a6c1dd.shtml Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/33608 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1021679 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For cisco's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.