CVE-2007-4011: High severity cisco 4100 Wireless Lan Controller vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2007-4011?
CVE-2007-4011 is classified as a high severity vulnerability as it allows remote attackers to cause a denial of service.
How do I fix CVE-2007-4011?
To fix CVE-2007-4011, upgrade the Cisco Wireless LAN Controller software to the recommended versions 3.2 20070727, 4.0 20070727, or 4.1.180.0 or later.
What devices are affected by CVE-2007-4011?
CVE-2007-4011 affects Cisco 4100, 4400, Airespace 4000, and Catalyst 6500 and 3750 Wireless LAN Controllers running vulnerable software versions.
What type of attack does CVE-2007-4011 facilitate?
CVE-2007-4011 can facilitate a denial of service attack through traffic amplification or ARP storm via crafted unicast ARP requests.
What is the impact of CVE-2007-4011 on networks?
The impact of CVE-2007-4011 on networks can result in significant service disruption due to the denial of service conditions it introduces.