CVE-2023-20164: Cisco Identity Services Engine

High severity, CVSS 7.2. EPSS: 1.1% chance of exploitation in the next 30 days.

Multiple vulnerabilities in Cisco Identity Services Engine (ISE) could allow an authenticated attacker to perform command injection attacks on the underlying operating system and elevate privileges to root. To exploit these vulnerabilities, an attacker must have valid credentials on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Affected products

• Cisco Identity Services Engine: up to and including 2.7; version 3.0.0 only; version 3.1 only; version 3.2 only

Published 2023-05-18. Last modified 2026-06-17.