cisco-sa-sdwan-cmdinjm-9QMSmgcn: Cisco SD-WAN Command Injection Vulnerabilities

Published Jan 20, 2021
·
Updated

Multiple vulnerabilities in Cisco SD-WAN products could allow an authenticated attacker to perform command injection attacks against an affected device, which could allow the attacker to take certain actions with root privileges on the device. For more information about these vulnerabilities, see the Details section of this advisory. Cisco has released software updates that address these vulnerabilities. There are no workarounds that address these vulnerabilities. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-cmdinjm-9QMSmgcn

Credit

The following vulnerabilities were found during the resolution(a Cisco TAC support case), CVE-2021-1261., The following vulnerabilities were found during internal security testing:

Affected Software

1 affected componentFixes available
Cisco SD-WAN=20.4, <20.4.1, =20.3, <20.3.2, >=19.3, <=20.1, <20.1.2, >=.3, <18, =18.3, =18.4, <=19.2, <19.2.4
20.4.120.3.220.1.219.2.4

Event History

Jan 20, 2021
Advisory Published
via Cisco·04:00 PM

Child vulnerabilities

Contains the following vulnerabilities.

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Frequently Asked Questions

1

What is the Cisco SD-WAN command injection vulnerability?

The Cisco SD-WAN command injection vulnerability is a security flaw that allows an authenticated attacker to execute arbitrary commands with root privileges on an affected device.

2

How severe is the Cisco SD-WAN command injection vulnerability?

The Cisco SD-WAN command injection vulnerability has a severity rating of 9.9 (critical).

3

Which Cisco SD-WAN products are affected by the command injection vulnerability?

The command injection vulnerability affects Cisco SD-WAN products.

4

What versions of Cisco SD-WAN are affected by the command injection vulnerability?

The vulnerability affects Cisco SD-WAN versions 20.4, 20.3, 20.1, and 19.2.

5

How can I fix the Cisco SD-WAN command injection vulnerability?

To fix the vulnerability, update your Cisco SD-WAN products to versions 20.4.1, 20.3.2, 20.1.2, or 19.2.4.

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