Firetruck

CVE-2018-0158

KEV
Updated Jan 12, 2026 · PUBLISHED
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Description

A vulnerability in the implementation of Internet Key Exchange Version 1 (IKEv1) functionality in Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload, resulting in a denial-of-service (DoS) condition.

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Affected packages

PackageVendor / ProductVersion rangeStatus
Cisco IOS and IOS XEn/a / Cisco IOS and IOS XECisco IOS and IOS XEaffected