CVE-2021-33526

HIGH

MB connect line mbDIALUP <= 3.9R0.0 - Privilege Escalation

Title source: llm

Description

In MB connect line mbDIALUP versions <= 3.9R0.0 a low privileged local attacker can send a command to the service running with NT AUTHORITY\SYSTEM instructing it to execute a malicous OpenVPN configuration resulting in arbitrary code execution with the privileges of the service.

References (1)

Core 1

Core References

Third Party Advisory x_refsource_confirm

https://cert.vde.com/de-de/advisories/vde-2021-017

Scores

CVSS v3 7.8

EPSS 0.0025

EPSS Percentile 16.5%

Attack Vector LOCAL

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

Details

CWE

CWE-269

Status published

Products (1)

mbconnectline/mbdialup < 3.9r0.0

Published Aug 02, 2021

Tracked Since Feb 18, 2026