CVE-2022-35866 Hardcoded credentials in Backup and Recovery

Critical 9.8 Published 3 Aug 2022 Updated 20 Nov 2024

Remote attackers can bypass authentication in Vinchin Backup and Recovery due to a hard-coded MySQL administrator password.

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-2022-35866?

CVE-2022-35866 is a critical vulnerability in Vinchin Backup and Recovery, published on 3 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

This vulnerability allows remote attackers to bypass authentication on affected installations of Vinchin Backup and Recovery 6.5.0.17561. Authentication is not required to exploit this vulnerability. The specific flaw exists within the configuration of the MySQL server. The server uses a hard-coded password for the administrator user. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-17139.

Weakness: CWE-798

Which versions are affected by CVE-2022-35866?

It affects 1 product.

Products include Vinchin Vinchin Backup and Recovery.

How do I fix CVE-2022-35866?

No fix has been published for CVE-2022-35866 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-35866 being exploited?

There is no known exploitation of CVE-2022-35866 in the wild and no public exploit code.

Sources

Also known as GHSA-3v9w-qp9v-wq29.