How severe is CVE-2022-22520?

CVE-2022-22520 has a severity rating of medium with a CVSS score of 5.3.

Which software versions are affected by CVE-2022-22520?

CVE-2022-22520 affects versions up to and including v2.11.2 of MB connect line mymbCONNECT24, mbCONNECT24, Helmholz myREX24, and Helmholz myREX24.virtual.

How can an attacker exploit CVE-2022-22520?

An attacker can exploit CVE-2022-22520 by sending specific requests to the webservice of the affected software to enumerate valid users.

Are there any references for CVE-2022-22520?

Yes, you can find references for CVE-2022-22520 at the following links: [VDE-2022-011](https://cert.vde.com/en/advisories/VDE-2022-011) and [VDE-2022-039](https://cert.vde.com/en/advisories/VDE-2022-039).

Vulnerability/
CVE-2022-22520

medium

5.3

CWE

204

14/9/2022

17/9/2024

CVE-2022-22520: User enumeration vulnerability in MB connect line and Helmholz products

Q: What is CVE-2022-22520?

CVE-2022-22520 is a vulnerability that allows a remote, unauthenticated attacker to enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24, and Helmholz myREX24 and myREX24.virtual.

First published: Wed Sep 14 2022(Updated: )

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.

Credit: info@cert.vde.com

Affected Software	Affected Version	How to fix
Mbconnectline Mbconnect24	<=2.11.2
Mbconnectline Mymbconnect24	<=2.11.2
Helmholz myREX24	<=2.11.2
Helmholz Myrex24.virtual	<=2.11.2

Remedy

Update to Version 2.12.1

Never miss a vulnerability like this again

Reference Links

Frequently Asked Questions

What is CVE-2022-22520?
CVE-2022-22520 is a vulnerability that allows a remote, unauthenticated attacker to enumerate valid users by sending specific requests to the webservice of MB connect line mymbCONNECT24, mbCONNECT24, and Helmholz myREX24 and myREX24.virtual.
How severe is CVE-2022-22520?
CVE-2022-22520 has a severity rating of medium with a CVSS score of 5.3.
Which software versions are affected by CVE-2022-22520?
CVE-2022-22520 affects versions up to and including v2.11.2 of MB connect line mymbCONNECT24, mbCONNECT24, Helmholz myREX24, and Helmholz myREX24.virtual.
How can an attacker exploit CVE-2022-22520?
An attacker can exploit CVE-2022-22520 by sending specific requests to the webservice of the affected software to enumerate valid users.
Are there any references for CVE-2022-22520?
Yes, you can find references for CVE-2022-22520 at the following links: [VDE-2022-011](https://cert.vde.com/en/advisories/VDE-2022-011) and [VDE-2022-039](https://cert.vde.com/en/advisories/VDE-2022-039).

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agent/severity
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vendor/mbconnectline
canonical/mbconnectline mbconnect24
version/mbconnectline mbconnect24/2.11.2
canonical/mbconnectline mymbconnect24
version/mbconnectline mymbconnect24/2.11.2
vendor/helmholz
canonical/helmholz myrex24
version/helmholz myrex24/2.11.2
canonical/helmholz myrex24.virtual
version/helmholz myrex24.virtual/2.11.2

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