The cat6000-dot1x component in Cisco IOS 12.2 prior to 12.2(33)SXI7 does not properly handle an external loop between a pair of dot1x enabled ports, which allows remote malicious users to cause a denial of service (traffic storm) via unspecified vectors that trigger many unicast EAPoL Protocol Data Units (PDUs), aka Bug ID CSCtq36336.
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cisco ios |
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