CVE-2022-22520 (GCVE-0-2022-22520)

Vulnerability from cvelistv5 – Published: 2022-09-14 14:05 – Updated: 2024-09-17 04:14
VLAI
Title
User enumeration vulnerability in MB connect line and Helmholz products
Summary
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.
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE
  • CWE-204 - Response Discrepancy Information Exposure
Assigner
References
Impacted products
Date Public
2022-09-07 00:00
Credits
SySS GmbH reported this vulnerability to Helmholz. Helmholz reported this vulnerability to MB connect line. CERT@VDE coordinated with Helmholz & MB connect line.
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.