Medium severity6.5NVD Advisory· Published Jul 29, 2025· Updated Jul 5, 2026
CVE-2025-28172
CVE-2025-28172
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.
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Affected products
3- cpe:2.3:o:grandstream:ucm6510_firmware:*:*:*:*:*:*:*:*Range: <=1.0.20.52
(expand)+ 1 more
- (no CPE)
- (no CPE)range: <=1.0.20.52
Patches
Vulnerability mechanics
References
1- gist.github.com/Exek1el/6291185a87c98d4229181212b2bd5cdfnvdThird Party Advisory
News mentions
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