CVE-2019-12663

HighCVSS 8.6/10Last modified Jun 17, 2026

Description

A vulnerability in the Cisco TrustSec (CTS) Protected Access Credential (PAC) provisioning module of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause a reload of an affected device, resulting in a denial of service (DoS) condition. The vulnerability is due to improper validation of attributes in RADIUS messages. An attacker could exploit this vulnerability by sending a malicious RADIUS message to an affected device while the device is in a specific state.

Metrics

CVSS 3.1 8.6/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Weakness enumeration

CWE-20

Affected software

VendorProductVersions
CiscoCisco IOS XE Software>= unspecified, < n/a

References

Timeline

Published
Sep 25, 2019
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2019-12663: High severity, CVSS 8.6 | Vulnix