Vulnerability Details CVE-2025-28172
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 15.2%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2025-28172
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cpe:2.3:h:grandstream:ucm6510:-
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cpe:2.3:o:grandstream:ucm6510_firmware:*