CVE-2022-35866

critical

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.

References

https://www.zerodayinitiative.com/advisories/ZDI-22-959/

http://seclists.org/fulldisclosure/2024/Jan/30

http://packetstormsecurity.com/files/176794/Vinchin-Backup-And-Recovery-7.2-Default-MySQL-Credentials.html

Details

Source: Mitre, NVD

Published: 2022-08-03

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.0033