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Cisco Carrier Routing System IPv6 Denial of Service Vulnerability
Information
Severity
Severity
Medium
Family
Family
CISCO
CVSSv2 Base
CVSSv2 Base
5.7
CVSSv2 Vector
CVSSv2 Vector
AV:A/AC:M/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 IPv6 over MPLS packet processing of Cisco IOS XR for Cisco Carrier Routing System (CRS) platforms could allow an unauthenticated, adjacent attacker to cause a reload of the affected line card.
Insight
Insight
The vulnerability is due to insufficient logic in processing of crafted IPv6 over MPLS packets. An attacker could exploit this vulnerability by sending a crafted IPv6 over MPLS packet to be processed by an affected device.
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.