CVE-2018-0315 is a critical vulnerability in Cisco IOS XE Software, specifically affecting devices running Release Fuji 16.7.1 or 16.8.1 configured for AAA login authentication. This flaw, stemming from incorrect memory operations during username parsing, allows an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service. With a CVSS score of 9.8 (CRITICAL) and a FAUCET Risk Score of 91/100, its impact is severe, enabling complete compromise or system unavailability. While not listed in CISA's KEV catalog, there is limited community discussion and no publicly available exploit code in Metasploit, Nuclei, or ExploitDB, suggesting it is not widely exploited in the wild.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
16.7.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.7.1:*:*:*:*:*:*:* | ||
16.8.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.8.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.