CVE-2011-2057

The cat6000-dot1x component in Cisco IOS 12.2 before 12.2(33)SXI7 does not properly handle (1) a loop between a dot1x enabled port and an open-authentication dot1x enabled port and (2) a loop between a dot1x enabled port and a non-dot1x port, which allows remote attackers to cause a denial of service (traffic storm) via unspecified vectors that trigger many Spanning Tree Protocol (STP) Bridge Protocol Data Unit (BPDU) frames, aka Bug ID CSCtq36327.

Score
CVSS 3.1 7.5 High
Status
Modified - psirt@cisco.com
Published
2011-10-22
Last modified
2024-09-17
Weaknesses
CWE-20

Affected products

References

 
 
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