CVE-2022-22520

Published: Sep 14, 2022Modified: Jun 17, 2026

5.3

Vector

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

Exploitability: 3.9 / Impact: 1.4

Source: NVD (Secondary)

Description

A remote, unauthenticated attacker can enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24 and Helmholz myREX24 and myREX24.virtual in all versions through v2.11.2.

Affected (4)

Products: Mbconnectline: Mbconnect24, Mymbconnect24 · Helmholz: Myrex24, Myrex24.virtual

2 products

2 products

Configuration A

2 vulnerable

Vulnerable Software	Affected Versions
Mbconnectline Mbconnect24	Up to 2.11.2
Mbconnectline Mymbconnect24	Up to 2.11.2

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Helmholz Myrex24	Up to 2.11.2
Helmholz Myrex24.virtual	Up to 2.11.2

Related CWEs

CWE-204

Observable Response Discrepancy

The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere.

References (4)

https://cert.vde.com/en/advisories/VDE-2022-011

Source: info@cert.vde.com

Third Party AdvisoryVDB Entry

https://cert.vde.com/en/advisories/VDE-2022-039

Source: info@cert.vde.com

Not Applicable

https://cert.vde.com/en/advisories/VDE-2022-011

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

Third Party AdvisoryVDB Entry

https://cert.vde.com/en/advisories/VDE-2022-039

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

Not Applicable

Timeline

No history available yet.