CVE-2021-21083
Estado: ModificadaAlta (7.5)—
AEM's Cloud Service offering, as well as versions 6.5.7.0 (and below), 6.4.8.3 (and below) and 6.3.3.8 (and below) are affected by an Improper Access Control vulnerability. An unauthenticated attacker could leverage this vulnerability to cause an application denial-of-service in the context of the current user.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.98%
- Percentil entre todas las CVEs puntuadas: 80
- Fecha de la puntuación: 7/10/2026
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 (2)
CWE
- CWE-284
- NVD-CWE-Other
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-21083",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@adobe.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "NONE"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "psirt@adobe.com",
"affectedData": [
{
"vendor": "Adobe",
"product": "Experience Manager",
"versions": [
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "6.3.3.8"
},
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "6.4.8.3"
},
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "6.5.7.0"
},
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "AEM Cloud Service"
}
]
}
]
}
],
"published": "2021-06-28T14:15:08.890",
"references": [
{
"url": "https://helpx.adobe.com/security/products/experience-manager/apsb21-15.html",
"tags": [
"Vendor Advisory"
],
"source": "psirt@adobe.com"
},
{
"url": "https://helpx.adobe.com/security/products/experience-manager/apsb21-15.html",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@adobe.com",
"description": [
{
"lang": "en",
"value": "CWE-284"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-Other"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "AEM's Cloud Service offering, as well as versions 6.5.7.0 (and below), 6.4.8.3 (and below) and 6.3.3.8 (and below) are affected by an Improper Access Control vulnerability. An unauthenticated attacker could leverage this vulnerability to cause an application denial-of-service in the context of the current user."
},
{
"lang": "es",
"value": "AEM oferta de Servicios en la Nube, así como las versiones 6.5.7.0 (y posteriores), versiones 6.4.8.3 (y posteriores) y versiones 6.3.3.8 (y posteriores) están afectadas por una vulnerabilidad de Control Inapropiado de Acceso. Un atacante no autenticado podría aprovechar esta vulnerabilidad para causar una denegación de servicio de la aplicación en el contexto del usuario actual"
}
],
"lastModified": "2026-06-17T03:34:47.827",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "47328F6D-4225-4021-B5A4-F111A07E6B92",
"versionEndIncluding": "6.3.3.8"
},
{
"criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F36EEFB5-68FB-45F7-A4EF-ACA58D400B64",
"versionEndExcluding": "6.4.8.4",
"versionStartIncluding": "6.4.0.0"
},
{
"criteria": "cpe:2.3:a:adobe:experience_manager:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "50AC31ED-B042-4628-83B7-4CA4703873B5",
"versionEndExcluding": "6.5.8.0",
"versionStartIncluding": "6.5.0.0"
},
{
"criteria": "cpe:2.3:a:adobe:experience_manager_cloud_service:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "360F2694-4E6F-4D0C-9218-CD0450506AB6"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@adobe.com"
}