Cisco Security Advisory - Cisco IOS and IOS XE Software Privilege Escalation Vulnerability

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Cisco IOS and IOS XE Software Privilege Escalation Vulnerability

A vulnerability in the dragonite debugger of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to escalate from privilege level 15 to root privilege.

The vulnerability is due to the presence of development testing and verification scripts that remained on the device. An attacker could exploit this vulnerability by bypassing the consent token mechanism with the residual scripts on the affected device. A successful exploit could allow the attacker to escalate from privilege level 15 to root privilege.

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-XE-FSM-Yj8qJbJc

     
         
Security Impact Rating:  Medium
   
   
       
CVE: CVE-2021-1391
Source: Cisco IOS and IOS XE Software Privilege Escalation Vulnerability