CVE-2021-34580 (GCVE-0-2021-34580)

Vulnerability from cvelistv5 – Published: 2021-10-27 10:25 – Updated: 2024-09-17 01:41
VLAI?
Summary
In mymbCONNECT24, mbCONNECT24 <= 2.9.0 an unauthenticated user can enumerate valid backend users by checking what kind of response the server sends for crafted invalid login attempts.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE
  • CWE-204 - Response Discrepancy Information Exposure
Assigner
References
Impacted products
Vendor Product Version
MB connect line mymbCONNECT24 Affected: 2.9.0 , ≤ 2.9.0 (custom)
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    MB connect line mbCONNECT24 Affected: 2.9.0 , ≤ 2.9.0 (custom)
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Credits
LEWA Attendorn GmbH reported the vulnerability to MB connect line. CERT@VDE coordinated.
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}


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Sightings

Author Source Type Date

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.