CVE-2019-12663 describes a denial-of-service vulnerability in Cisco IOS XE Software, specifically within the TrustSec (CTS) Protected Access Credential (PAC) provisioning module. This flaw, caused by improper validation of RADIUS message attributes, allows an unauthenticated, remote attacker to trigger a device reload. With a CVSS score of 8.6 (High), it presents a significant risk due to its network-based attack vector and low attack complexity, leading to a complete loss of availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
16.6.4CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.6.4:*:*:*:*:*:*:* | ||
16.12.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xe:16.12.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.