Which versions of Cisco SD-WAN are affected by CVE-2022-20844?

Versions 20.3.4.1, 20.3.4.2, 20.3.5, 20.6.3, and 20.7.1 of Cisco SD-WAN are affected by CVE-2022-20844.

What is the severity of CVE-2022-20844?

CVE-2022-20844 has a severity score of 5.3 (medium).

How can I fix CVE-2022-20844?

To fix CVE-2022-20844, Cisco SD-AVC users should apply the necessary updates and patches provided by Cisco.

Vulnerability/
CVE-2022-20844

medium

5.3

CWE

798

30/9/2022

1/11/2024

CVE-2022-20844: Cisco Software-Defined Application Visibility and Control on Cisco vManage Static Username and Password Vulnerability

Q: What is CVE-2022-20844?

CVE-2022-20844 is a vulnerability in the authentication mechanism of Cisco Software-Defined Application Visibility and Control (SD-AVC) on Cisco vManage.

Q: How does CVE-2022-20844 impact Cisco SD-AVC users?

CVE-2022-20844 allows an unauthenticated, remote attacker to access the GUI of Cisco SD-AVC using a default static username and password combination.

First published: Fri Sep 30 2022(Updated: )

A vulnerability in authentication mechanism of Cisco Software-Defined Application Visibility and Control (SD-AVC) on Cisco vManage could allow an unauthenticated, remote attacker to access the GUI of Cisco SD-AVC using a default static username and password combination. This vulnerability exists because the GUI is accessible on self-managed cloud installations or local server installations of Cisco vManage. An attacker could exploit this vulnerability by accessing the exposed GUI of Cisco SD-AVC. A successful exploit could allow the attacker to view managed device names, SD-AVC logs, and SD-AVC DNS server IP addresses.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco SD-WAN	>=20.4.1<20.6.3
Cisco SD-WAN	=20.3.4.1
Cisco SD-WAN	=20.3.4.2
Cisco SD-WAN	=20.3.5
Cisco SD-WAN	=20.7.1

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Reference Links

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdavc-ZA5fpXX2

Frequently Asked Questions

What is CVE-2022-20844?
CVE-2022-20844 is a vulnerability in the authentication mechanism of Cisco Software-Defined Application Visibility and Control (SD-AVC) on Cisco vManage.
How does CVE-2022-20844 impact Cisco SD-AVC users?
CVE-2022-20844 allows an unauthenticated, remote attacker to access the GUI of Cisco SD-AVC using a default static username and password combination.
Which versions of Cisco SD-WAN are affected by CVE-2022-20844?
Versions 20.3.4.1, 20.3.4.2, 20.3.5, 20.6.3, and 20.7.1 of Cisco SD-WAN are affected by CVE-2022-20844.
What is the severity of CVE-2022-20844?
CVE-2022-20844 has a severity score of 5.3 (medium).
How can I fix CVE-2022-20844?
To fix CVE-2022-20844, Cisco SD-AVC users should apply the necessary updates and patches provided by Cisco.

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vendor/cisco
canonical/cisco sd-wan
version/cisco sd-wan/20.4.1
version/cisco sd-wan/20.3.4.1
version/cisco sd-wan/20.3.4.2
version/cisco sd-wan/20.3.5
version/cisco sd-wan/20.7.1

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