CVE-2016-1402: Cisco Identity Services Engine Software

High severity, CVSS 7.5. EPSS: 2% chance of exploitation in the next 30 days.

The Active Directory (AD) integration component in Cisco Identity Service Engine (ISE) before 1.2.0.899 patch 7, when AD group-membership authorization is enabled, allows remote attackers to cause a denial of service (authentication outage) via a crafted Password Authentication Protocol (PAP) authentication request, aka Bug ID CSCun25815.

Affected products

• Cisco Identity Services Engine Software: version 1.2.0.899 only

Published 2016-05-21. Last modified 2026-06-17.