CVE-2018-0475 describes a denial-of-service vulnerability in Cisco IOS Software and Cisco IOS XE Software, specifically within the cluster feature's implementation. This flaw, caused by improper input validation of Cluster Management Protocol (CMP) messages, allows an unauthenticated, adjacent attacker to crash or hang affected devices. With a CVSS score of 7.4 (High), it presents a significant risk due to its low attack complexity and the potential for complete system unavailability requiring manual intervention. While there is no known active exploitation, public exploit code, or inclusion in the KEV catalog, the vulnerability has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
15.0\(2.0.0\)CPE matchmatch criteria | cpe:2.3:o:cisco:ios:15.0\(2.0.0\):*:*:*:*:*:*:* | ||
15.0\(2.0.0\)CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:15.0\(2.0.0\):*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.