CVE-2021-20119: High severity commscope arris surfboard sb8200 vulnerability

Published Nov 9, 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.

Affected Software

2 affected components
CommScope Arris Surfboard Sb8200 Firmware=ab01.02.053.01_112320_193.0a.nsh
CommScope Arris Surfboard Sb8200

Event History

Nov 9, 2021
CVE Published
via MITRE·06:13 PM
Data Sourced
via MITRE·06:13 PM
DescriptionWeakness
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Frequently Asked Questions

1

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.

2

What is the severity of CVE-2021-20119?

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

3

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.

4

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.

5

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.

Contact

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