CVE-2021-34580

Remote user enumeration in mymbCONNECT24, mbCONNECT24 <= 2.9.0

View on CVE.org

Published Oct 27, 2021 CVSS 3.1 · 7.5 High EPSS 1.0% KEV · Not listed

Description

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

MB connect line

mymbCONNECT24

affected

Version	Status	Constraints
`2.9.0`	affected	≤ 2.9.0

MB connect line

mbCONNECT24

affected

Version	Status	Constraints
`2.9.0`	affected	≤ 2.9.0

Configuration 1 [-]

OR	cpe:2.3:a:mbconnectline:mbconnect24::::::::
	cpe:2.3:a:mbconnectline:mymbconnect24::::::::

No data.

No data available yet.

Remediation

Vendor Solution

Update to version 2.10.1

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-21230	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.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: 1.0% (1.039% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://cert.vde.com/en/advisories/VDE-2021-037/

History

No history.

Subscriptions

Mbconnectline Mbconnect24 Mymbconnect24

Weaknesses

Sources

CVE record Updated: Sep 17, 2024, 1:41 AM

Status: PUBLISHED
Assigner: CERTVDE
Published: Oct 27, 2021, 10:25 AM
Updated: Sep 17, 2024, 1:41 AM
Reserved: Jun 10, 2021, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:56 AM

Status: Modified
Published: Oct 27, 2021, 11:15 AM
Modified: Jun 17, 2026, 3:56 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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