A vulnerability in the RADIUS authentication module of Cisco Policy Suite could allow an unauthenticated, remote attacker to be authorized as a subscriber without providing a valid password; however, the attacker must provide a valid username.

The vulnerability is due to incorrect RADIUS user credential validation.

An attacker could exploit this vulnerability by attempting to access a Cisco Policy Suite domain configured with RADIUS authentication.

An exploit could allow the attacker to be authorized as a subscriber without providing a valid password.

Cisco has released software updates that address this vulnerability.

There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180207-cps

Security Impact Rating: High

CVE: CVE-2018-0116

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