CVE-2021-20120 Cross-site request forgery in Arris SurfBoard SB8200
Attackers can perform unauthorized configuration changes, such as resetting the admin password, via CSRF attacks on the Arris Surfboard SB8200 web interface.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-20120?
CVE-2021-20120 is a high-severity vulnerability in Arris SurfBoard SB8200, published on 21 Oct 2021. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official 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.
Weakness: CWE-352
Which versions are affected by CVE-2021-20120?
It affects 1 product.
Products include Commscope Arris Surfboard Sb8200 Firmware.
How do I fix CVE-2021-20120?
No fix has been published for CVE-2021-20120 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-20120 being exploited?
There is no known exploitation of CVE-2021-20120 in the wild and no public exploit code.
Other vulnerabilities in Arris SurfBoard SB8200
Sources
Also known as GHSA-mmqp-272f-v3vw.