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Multiple Cisco Nexus Devices IP Stack Remote Denial of Service Vulnerability
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Multiple Cisco Nexus devices are prone to a denial-of-service vulnerability.
Insight
Insight
Cisco NX-OS 4.2.x before 4.2(1)SV1(5.1) on Nexus 1000v series switches. Version 4.x and 5.0.x before 5.0(2)N1(1) on Nexus 5000 series switches, and 4.2.x before 4.2.8, 5.0.x before 5.0.5, and 5.1.x before 5.1.1 on Nexus 7000 series switches allows remote attackers to cause a denial of service (netstack process crash and device reload) via a malformed IP packet, aka Bug IDs CSCti23447, CSCti49507, and CSCtj01991.
Affected Software
Affected Software
The following devices are affected: Cisco Nexus 1000V Cisco Nexus 5000 Cisco Nexus 7000
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
The vendor has released updates. Please see the referenced advisory for details.