CVE-2018-0179VulnerabilityPublished 03/03/2022Updated 10/24/2026
CVE-2018-0179: Cisco IOS Software Denial-of-Service Vulnerability
Affects Cisco IOS SoftwareSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 03/03/2022
- KEV deadline
- 03/17/2022
- EPSS
- 4.9% chance of exploitation in 30 days – higher than 92% of CVEs
What to do
CISA required action
Apply updates per vendor instructions.
Description
CVE-2018-0179 is a high-severity vulnerability in the Login Enhancements (Login Block) feature of Cisco IOS Software. It allows an unauthenticated remote attacker to cause the affected system to reload, resulting in a denial of service (DoS) condition. This vulnerability has been exploited in the wild. No specific affected versions or patch information are provided in the available data.