CVE-2021-20120

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

The administration web interface for the Arris Surfboard SB8200 lacks any protections against cross-site request forgery attacks. This means that an attacker could make configuration changes (such as changing the administrative password) without the consent of the user.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-352

Affected software

No affected versions have been published.

Timeline

Published
Oct 21, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-20120: High severity, CVSS 8.8 | Vulnix