Grandstream Networks UCM6510 v1.0.20.52 and before is vulnerable to Improper Restriction of Excessive Authentication Attempts. An attacker can perform an arbitrary number of authentication attempts using different passwords and eventually gain access to the targeted account using a brute force attack.
Advisories
Source ID Title
EUVD EUVD EUVD-2025-23001 Grandstream Networks UCM6510 v1.0.20.52 and before is vulnerable to Improper Restriction of Excessive Authentication Attempts. An attacker can perform an arbitrary number of authentication attempts using different passwords and eventually gain access to the targeted account using a brute force attack.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 07 Aug 2025 06:00:00 +0900

Type Values Removed Values Added
First Time appeared Grandstream ucm6510 Firmware
CPEs cpe:2.3:h:grandstream:ucm6510:-:*:*:*:*:*:*:*
cpe:2.3:o:grandstream:ucm6510_firmware:*:*:*:*:*:*:*:*
Vendors & Products Grandstream ucm6510 Firmware

Thu, 31 Jul 2025 19:30:00 +0900

Type Values Removed Values Added
First Time appeared Grandstream
Grandstream ucm6510
Vendors & Products Grandstream
Grandstream ucm6510

Wed, 30 Jul 2025 04:15:00 +0900

Type Values Removed Values Added
Weaknesses CWE-307
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 30 Jul 2025 00:15:00 +0900

Type Values Removed Values Added
Description Grandstream Networks UCM6510 v1.0.20.52 and before is vulnerable to Improper Restriction of Excessive Authentication Attempts. An attacker can perform an arbitrary number of authentication attempts using different passwords and eventually gain access to the targeted account using a brute force attack.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-07-29T18:25:44.362Z

Reserved: 2025-03-11T00:00:00.000Z

Link: CVE-2025-28172

cve-icon Vulnrichment

Updated: 2025-07-29T18:25:37.715Z

cve-icon NVD

Status : Analyzed

Published: 2025-07-29T15:15:34.450

Modified: 2025-08-06T20:53:49.803

Link: CVE-2025-28172

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-31T19:09:19Z

Weaknesses