CVE-2021-47664 - Vulnerability Details - OpenCVE

Due to improper authentication mechanism an unauthenticated remote attacker can enumerate valid usernames.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00036.

Exploitation none

Automatable yes

Technical Impact partial

No data.

No data.

No data.

No data.

Advisories

Source	ID	Title
EUVD	EUVD-2025-12117	Due to improper authentication mechanism an unauthenticated remote attacker can enumerate valid usernames.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.sciencedirect.com/science/article/pii/S2351978921001657

History

Thu, 24 Apr 2025 16:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Thu, 24 Apr 2025 09:45:00 +0000

Type	Values Removed	Values Added
Description		Due to improper authentication mechanism an unauthenticated remote attacker can enumerate valid usernames.
Title		Enumeration of valid user names
Weaknesses		CWE-203
References		https://www.sciencedirect.com/science/article/pii/S2351978921001657
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: CERTVDE

Published: 2025-04-24T09:25:39.181Z

Updated: 2025-04-24T15:22:17.000Z

Reserved: 2025-03-17T08:25:16.736Z

Link: CVE-2021-47664

Vulnrichment

Updated: 2025-04-24T13:48:08.228Z

NVD

Status : Awaiting Analysis

Published: 2025-04-24T10:15:16.880

Modified: 2025-04-29T13:52:47.470

Link: CVE-2021-47664

Redhat

No data.

OpenCVE Enrichment

No data.

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