CVE-2021-35324 Auth bypass in n/a

Critical 9.8 Published 5 Aug 2021 Updated 4 Aug 2024

Attackers can bypass authentication in the TOTOLINK A720R router's login function, gaining unauthorized access to the device.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-35324?

CVE-2021-35324 is a critical authentication bypass vulnerability in n/a, published on 5 Aug 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A vulnerability in the Form_Login function of TOTOLINK A720R A720R_Firmware V4.1.5cu.470_B20200911 allows attackers to bypass authentication.

Which versions are affected by CVE-2021-35324?

It affects 1 product.

Products include Totolink A720r Firmware.

How do I fix CVE-2021-35324?

No fix has been published for CVE-2021-35324 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-35324 being exploited?

There is no known exploitation of CVE-2021-35324 in the wild and no public exploit code.

Sources

Also known as GHSA-rgh5-46m9-6gc9.