CVE-2021-34575

Published: Aug 2, 2021Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

In MB connect line mymbCONNECT24, mbCONNECT24 in versions <= 2.8.0 an unauthenticated user can enumerate valid users by checking what kind of response the server sends.

Affected (2)

Products: Mbconnectline: Mbconnect24, Mymbconnect24

Mbconnectline

2 products

Mbconnect24

Mymbconnect24

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Mbconnectline Mbconnect24	Up to 2.8.0
Mbconnectline Mymbconnect24	Up to 2.8.0

Related CWEs

CWE-203

Observable Discrepancy

The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.

References (2)

https://cert.vde.com/de-de/advisories/vde-2021-030

Source: info@cert.vde.com

Third Party Advisory

https://cert.vde.com/de-de/advisories/vde-2021-030

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.