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Cisco IOS XR Software IKEv1 Information Disclosure Vulnerability
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
A vulnerability in IKEv1 packet processing code in Cisco IOS Software could allow an unauthenticated, remote attacker to retrieve memory contents, which could lead to the disclosure of confidential information.
Insight
Insight
The vulnerability is due to insufficient condition checks in the part of the code that handles IKEv1 security negotiation requests. An attacker could exploit this vulnerability by sending a crafted IKEv1 packet to an affected device configured to accept IKEv1 security negotiation requests.
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 vendor advisory for more information on the fixed versions.