CVE-2010-2983
The workgroup bridge (aka WGB) functionality in Cisco Unified Wireless Network (UWN) Solution 7.x before 7.0.98.0 allows remote attackers to cause a denial of service (dropped connection) via a series of spoofed EAPoL-Logoff frames, related to an "EAPoL logoff attack," aka Bug ID CSCte43374.
Date published : 2010-08-09
http://www.cisco.com/en/US/docs/wireless/controller/release/notes/crn7.0.html