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Cisco IOS Frame Forwarding Denial of Service Vulnerability
Information
Severity
Severity
Medium
Family
Family
CISCO
CVSSv2 Base
CVSSv2 Base
6.1
CVSSv2 Vector
CVSSv2 Vector
AV:A/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 Cisco IOS on Catalysts Switches and Nexus 9300 Series Switches could allow an unauthenticated, adjacent attacker to cause a Layer 2 network storm.
Insight
Insight
The vulnerability occurs because the software forwards Layer 2 frames that should be consumed by the first hop. An attacker could exploit this vulnerability by injecting the Layer 2 frame into the network segment.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
See the referenced vendor advisory for a solution.