Cisco IOS XR Software Incorrect Permissions Privilege Escalation Vulnerability

A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary code at the root privilege level on an affected system.

The vulnerability is due to incorrect permissions that are given to a set of users. An attacker could exploit this vulnerability by logging in to an affected device and elevating their privileges via crafted input. A successful exploit could allow the attacker to gain root-level privileges and take full control of the affected device.

There are no workarounds that address this vulnerability.

This advisory is available at the following link:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170705-ios [“https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170705-ios”]