What is CVE-2021-20119?

CVE-2021-20119 is a vulnerability that allows any logged-in user to change the administrator password of the Arris SurfBoard SB8200.

What is the severity of CVE-2021-20119?

The severity of CVE-2021-20119 is high with a CVSS score of 7.1.

How can the safety measures bypass be exploited in CVE-2021-20119?

The vulnerability in CVE-2021-20119 allows any logged-in user to bypass the safety measures implemented in the password change utility of the Arris SurfBoard SB8200.

Is the Commscope Arris Surfboard Sb8200 firmware version ab01.02.053.01_112320_193.0a.nsh affected by CVE-2021-20119?

Yes, the Commscope Arris Surfboard Sb8200 firmware version ab01.02.053.01_112320_193.0a.nsh is affected by CVE-2021-20119.

How can I mitigate the vulnerability in CVE-2021-20119?

To mitigate CVE-2021-20119, it is recommended to update the firmware of the Arris SurfBoard SB8200 to a non-vulnerable version and restrict access to the password change utility.

Vulnerability/
CVE-2021-20119

high

7.1

CWE

863

9/11/2021

3/8/2024

CVE-2021-20119

First published: Tue Nov 09 2021(Updated: )

The password change utility for the Arris SurfBoard SB8200 can have safety measures bypassed that allow any logged-in user to change the administrator password.

Credit: vulnreport@tenable.com

Affected Software	Affected Version	How to fix
Commscope Arris Surfboard Sb8200 Firmware	=ab01.02.053.01_112320_193.0a.nsh
Commscope Arris Surfboard Sb8200

Never miss a vulnerability like this again

Reference Links

https://www.tenable.com/security/research/tra-2021-49

Frequently Asked Questions

What is CVE-2021-20119?
CVE-2021-20119 is a vulnerability that allows any logged-in user to change the administrator password of the Arris SurfBoard SB8200.
What is the severity of CVE-2021-20119?
The severity of CVE-2021-20119 is high with a CVSS score of 7.1.
How can the safety measures bypass be exploited in CVE-2021-20119?
The vulnerability in CVE-2021-20119 allows any logged-in user to bypass the safety measures implemented in the password change utility of the Arris SurfBoard SB8200.
Is the Commscope Arris Surfboard Sb8200 firmware version ab01.02.053.01_112320_193.0a.nsh affected by CVE-2021-20119?
Yes, the Commscope Arris Surfboard Sb8200 firmware version ab01.02.053.01_112320_193.0a.nsh is affected by CVE-2021-20119.
How can I mitigate the vulnerability in CVE-2021-20119?
To mitigate CVE-2021-20119, it is recommended to update the firmware of the Arris SurfBoard SB8200 to a non-vulnerable version and restrict access to the password change utility.

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canonical/commscope arris surfboard sb8200 firmware
version/commscope arris surfboard sb8200 firmware/ab01.02.053.01_112320_193.0a.nsh
canonical/commscope arris surfboard sb8200

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