Vulnerability Monitor

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CVE-2007-4011

Cisco 4100 and 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controller (WLC) software before 3.2 20070727, 4.0 before 20070727, and 4.1 before 4.1.180.0 allows remote attackers to cause a denial of service (traffic amplification or ARP storm) via a crafted unicast ARP request that (1) has a destination MAC address unknown to the Layer-2 infrastructure, aka CSCsj69233; or (2) occurs during Layer-3 roaming across IP subnets, aka CSCsj70841.

Security Impact Summary

CVE-2007-4011 is a security vulnerability that . Impacting 6 products from cisco, from cisco, from cisco and 3 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Originally identified in 2007, 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

2007-07-26T00:30:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.1 (HIGH)

CVSSv2 Vector

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

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

Exploitability Score

8.6

Impact Score

6.9

Weaknesses

Type: Primary
NVD-CWE-Other

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Hardware	cisco	4100_wireless_lan_controller	*	No
Hardware	cisco	4400_wireless_lan_controller	*	No
Hardware	cisco	airespace_4000_wireless_lan_controller	*	No
Hardware	cisco	catalyst_3750	*	No
Hardware	cisco	catalyst_6500	*	No
Operating System	cisco	wireless_lan_controller_software	3.2	Yes
Operating System	cisco	wireless_lan_controller_software	3.2.116.21	Yes
Operating System	cisco	wireless_lan_controller_software	4.0	Yes
Operating System	cisco	wireless_lan_controller_software	4.0.155.0	Yes
Operating System	cisco	wireless_lan_controller_software	4.1	Yes

References

http://secunia.com/advisories/26161 Vendor Advisory ([email protected])
http://www.cisco.com/en/US/products/products_security_advisory09186a008088ab28.shtml ([email protected])
http://www.securityfocus.com/bid/25043 ([email protected])
http://www.securitytracker.com/id?1018444 ([email protected])
http://www.vupen.com/english/advisories/2007/2636 ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/35576 ([email protected])
http://secunia.com/advisories/26161 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.cisco.com/en/US/products/products_security_advisory09186a008088ab28.shtml (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/25043 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id?1018444 (af854a3a-2127-422b-91ae-364da2661108)
http://www.vupen.com/english/advisories/2007/2636 (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/35576 (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.