CVE-2018-0159 · netVigilance record NV22-0146
Cisco IOS and XE Software Internet Key Exchange Version 1 Denial-of-Service
past due
What to do
Apply updates per vendor instructions.
CISA deadline 2022-03-17 · passed 4 years 5 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
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.
Who is affected
Cisco IOS Software and Cisco IOS XE Software. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-20.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 4 years 5 months ago
Sources
- NVD entry for CVE-2018-0159 nvd.nist.gov/vuln/detail/CVE-2018-0159
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2018-0159