CVE-2020-15568 Information

Description

TerraMaster TOS before 4.1.29 has Invalid Parameter Checking that leads to code injection as root. This is a dynamic class method invocation vulnerability in include/exportUser.php in which an attacker can trigger a call to the exec method with (for example) OS commands in the opt parameter.

CVSS Vector

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

Reference

https://ssd-disclosure.com/ssd-advisory-terramaster-os-exportuser-php-remote-code-execution/ https://help.terra-master.com/TOS/view/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8