Thursday, May 19, 2005

Cisco Vulnerability in a Variant of the TCP Timestamps Option

Cisco yesterday reported a vulnerability with some implementations of the Transmission Control Protocol (TCP) Timestamps option (RFC1323) are vulnerable to a Denial of Service (DoS) attack from specifically crafted packets. Cisco also states that only certain implementations of the TCP Timestamps option are vulnerable.

The entire security alert can be found here.

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