The data-link switching (DLSw) component in Cisco IOS 12.0 through
12.4 allows remote attackers to cause a denial of service (device
restart or memory consumption) via crafted (1) UDP port 2067 or (2) IP
protocol 91 packets.
Note:References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
CISCO:20080326 Multiple DLSw Denial of Service Vulnerabilities in Cisco IOS
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