What is CVE-2022-22520?

CVE-2022-22520 is a medium-severity vulnerability in Helmholz Myrex24, classified under Observable Response Discrepancy. CVSS score: 5.3/10. Published 2022-09-14.

How severe is CVE-2022-22520?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Helmholz Myrex24

CVE-2022-22520

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.

EPSS: 0.003 (53.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Helmholz Myrex24 — versions 2
Helmholz Myrex24.virtual — versions 2
Mb Connect Line Mbconnect24 — versions 2
Mb Connect Line Mymbconnect24 — versions 2

Weakness classification (CWE)

CWE-204 — Observable Response Discrepancy

References

cert.vde.com/en/advisories/VDE-2022-039 (x_refsource_CONFIRM)
cert.vde.com/en/advisories/VDE-2022-011 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2022-22520?: CVE-2022-22520 is a medium-severity vulnerability in Helmholz Myrex24, classified under Observable Response Discrepancy. CVSS score: 5.3/10. Published 2022-09-14.
How severe is CVE-2022-22520?: Medium severity. CVSS v3 base score is 5.3 out of 10.