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Cisco NX-OS Software TCP Netstack Denial of Service Vulnerability
Information
Severity
Severity
High
Family
Family
CISCO
CVSSv2 Base
CVSSv2 Base
7.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
5 years ago
Summary
A vulnerability in the TCP stack of Cisco NX-OS Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.
Insight
Insight
The vulnerability is due to improper processing of certain TCP packets in the closing sequence of a TCP session while the affected device is in a TIME_WAIT state.
Detection Method
Detection Method
Check the NX OS version.
Solution
Solution
See the vendor advisory for a solution