CVE-2018-0158 - CVE House
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Status published Unknown CVE-2018-0158

A vulnerability in the Internet Key Exchange Version 2 (IKEv2)...

Vulnerability Description

A vulnerability in the Internet Key Exchange Version 2 (IKEv2) module of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a memory leak or a reload of an affected device that leads to a denial of service (DoS) condition. The vulnerability is due to incorrect processing of certain IKEv2 packets. An attacker could exploit this vulnerability by sending crafted IKEv2 packets to an affected device to be processed. A successful exploit could cause an affected device to continuously consume memory and eventually reload, resulting in a DoS condition. Cisco Bug IDs: CSCvf22394.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Cisco IOS and IOS XE
Vulnerable Versions:
Cisco IOS and IOS XE

Timeline

Official Publish: March 28th, 2018
Last Modified: January 12th, 2026
Added to House: July 20th, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)