CVE-2021-37415
Zoho ManageEngine ServiceDesk Plus before 11302 is vulnerable to authentication bypass that allows a few REST-API URLs without authentication.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 9.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 100%
- Percentil entre todas las CVEs puntuadas: 100
- Fecha de la puntuación: 29/9/2026
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).
CISA KEV — explotada activamente
- Añadida al catálogo: 1/12/2021
- Plazo de remediación: 15/12/2021
- Uso conocido en ransomware: Unknown
🎯 Técnicas ATT&CK
Cómo se explota esta vulnerabilidad y qué consigue el atacante, en el lenguaje de MITRE ATT&CK.
- Explotación
T1190Exploit Public-Facing Applicationinitial access85 % - Impacto principal
T1078Valid Accountsstealth · persistence · privilege escalation · initial access90 % - Impacto secundario
T1059Command and Scripting Interpreterexecution75 %
AV:N sin autenticación permite ejecución remota en API REST (T1190). Bypass de autenticación facilita acceso no autorizado (T1078) y potencial ejecución de comandos posterior (T1059).
Inferido por nuestro agente de análisis a partir de la descripción oficial, el vector CVSS y la CWE, y comprobado por un supervisor. Puede contener errores.
🛡️ Mitigaciones ATT&CK que cubren estas técnicas
Tecnologías afectadas (1)
CWE
- CWE-306
- CWE-306
Referencias
- https://www.manageengine.com
- https://www.manageengine.com/products/service-desk/on-premises/readme.html#11302
- https://www.manageengine.com
- https://www.manageengine.com/products/service-desk/on-premises/readme.html#11302
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-37415
JSON original (NVD)
Mostrar
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"vulnerable": true,
"matchCriteriaId": "A2062399-67EA-4368-9629-60E4A59DDB29"
},
{
"criteria": "cpe:2.3:a:zohocorp:manageengine_servicedesk_plus:11.2:11207:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E9841B62-4C50-4A3A-8B54-BB0AEC8B1AA2"
},
{
"criteria": "cpe:2.3:a:zohocorp:manageengine_servicedesk_plus:11.3:-:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7C2035DC-3D54-4D0A-B18A-8D5FAA15CF45"
},
{
"criteria": "cpe:2.3:a:zohocorp:manageengine_servicedesk_plus:11.3:11300:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "188135EF-9821-4325-A34F-AB6F430F5DDC"
},
{
"criteria": "cpe:2.3:a:zohocorp:manageengine_servicedesk_plus:11.3:11301:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "DC971E05-D69B-4688-861D-3D6357726CB6"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org",
"cisaRequiredAction": "Apply updates per vendor instructions.",
"cisaVulnerabilityName": "Zoho ManageEngine ServiceDesk Authentication Bypass Vulnerability"
}