Cisco Security Advisory - Cisco IOS XE SD-WAN Software Arbitrary File Corruption Vulnerability

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Cisco IOS XE SD-WAN Software Arbitrary File Corruption Vulnerability

A vulnerability in the CLI of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker to overwrite arbitrary files in the underlying file system.

This vulnerability is due to insufficient validation of the parameters of a specific CLI command. An attacker could exploit this vulnerability by issuing that command with specific parameters. A successful exploit could allow the attacker to overwrite the content of any arbitrary file that resides on the underlying host file system.

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-iosxe-arbfile-FUxskKDE

     
         
Security Impact Rating:  Medium
   
   
       
CVE: CVE-2021-1434
Source: Cisco IOS XE SD-WAN Software Arbitrary File Corruption Vulnerability