CVE-2007-4011

no score yetEPSS 1.6%

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.

EPSS: 1.6% chance of exploitation in the next 30 days; higher than 76% of CVEs (scores of 2026-10-31)
Published: 2007-07-26
Modified: 2026-06-16
Record from: the NVD, synced 2026-10-19

Affected

cisco:wireless_lan_controller_software

References

http://secunia.com/advisories/26161
http://www.cisco.com/en/US/products/products_security_advisory09186a008088ab28.shtml
http://www.securityfocus.com/bid/25043
http://www.securitytracker.com/id?1018444
http://www.vupen.com/english/advisories/2007/2636

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