CVE-2025-28172
Estado: ModificadaMedia (6.5)—
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.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.27%
- Percentil entre todas las CVEs puntuadas: 17
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (1)
CWE
- CWE-307
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2025-28172",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-28172",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-07-29T18:24:21.532572Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.5,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.5,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2025-07-29T15:15:34.450",
"references": [
{
"url": "https://gist.github.com/Exek1el/6291185a87c98d4229181212b2bd5cdf",
"tags": [
"Third Party Advisory"
],
"source": "cve@mitre.org"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"description": [
{
"lang": "en",
"value": "CWE-307"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "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."
},
{
"lang": "es",
"value": "Grandstream Networks UCM6510 v1.0.20.52 y versiones anteriores son vulnerables a la restricción indebida de intentos de autenticación excesivos. Un atacante puede realizar un número arbitrario de intentos de autenticación con diferentes contraseñas y, finalmente, obtener acceso a la cuenta objetivo mediante un ataque de fuerza bruta."
}
],
"lastModified": "2026-07-05T01:21:38.330",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:grandstream:ucm6510_firmware:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "133D6AB5-3DBD-49A0-A9C5-020E7DB4A4D7",
"versionEndIncluding": "1.0.20.52"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:h:grandstream:ucm6510:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "03A8A45C-184E-4B73-8161-EE6C05CCF26D"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "cve@mitre.org"
}