CVE-2021-45841 Information

Description

In Terramaster F4-210 F2-210 TOS 4.2.X (4.2.15-2107141517) an attacker can self-sign session cookies by knowing the target’s MAC address and the user’s password hash. Guest users (disabled by default) can be abused using a null/empty hash and allow an unauthenticated attacker to login as guest.

CVSS Vector

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

Reference

https://thatsn0tmy.site/posts/2021/12/how-to-summon-rces/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1