CVE-2019-16305 Information

Description

In MobaXterm 11.1 and 12.1 the protocol handler is vulnerable to command injection. A crafted link can trigger a popup asking whether the user wants to run MobaXterm to handle the link. If accepted another popup appears asking for further confirmation. If this is also accepted command execution is achieved as demonstrated by the MobaXterm://calc URI.

CVSS Vector

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

Reference

https://freetom.github.io/0day/2019/09/14/MobaXterm-command-exec-in-protocol-handler.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8