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Cisco IOS XR Software Open Shortest Path First Link State Advertisement Denial of Service Vulnerability
Information
Severity
Severity
Medium
Family
Family
CISCO
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
5 years ago
Summary
A vulnerability in the implementation of Open Shortest Path First (OSPF) Link State Advertisement (LSA) functionality in Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition.
Insight
Insight
The vulnerability is due to a memory error in OSPF. An attacker could exploit this vulnerability by sending a crafted OSPF LSA update to an affected device.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to 5.3.4.13i or 6.1.2.3i or 6.1.22.9i or 6.2.1.11i or later.