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CVE-2018-0179: Cisco IOS Software Denial-of-Service Vulnerability

criticalknown exploitedCVE-2018-0179
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
A vulnerability in the Login Enhancements (Login Block) feature of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a reload of an affected system, resulting in a denial of service (DoS) condition.

CSIRTS triage

vendor: Ciscoproduct: IOS SoftwareDenial of service
What
A vulnerability in the Login Enhancements feature could allow an unauthenticated attacker to trigger a denial of service.
Who is affected
Devices running Cisco IOS Software are affected by this vulnerability.
Urgency
Immediate action is required due to active exploitation and critical severity.
Action
Update to the latest version of Cisco IOS Software.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-03-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2018-0179

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2018-0179coverage & exploitation statusNVD · CVE.org

Recent advisories for Cisco IOS Software

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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