CVE-2021-21437
Estado: ModificadaMedia (4.3)—
Agents are able to see linked Config Items without permissions, which are defined in General Catalog. This issue affects: OTRSCIsInCustomerFrontend 7.0.15 and prior versions, ITSMConfigurationManagement 7.0.24 and prior versions
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
- Puntuación base: 4.3
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.67%
- Percentil entre todas las CVEs puntuadas: 50
- Fecha de la puntuación: 4/10/2026
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-264
- CWE-862
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-21437",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
"authentication": "SINGLE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "security@otrs.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 3.5,
"attackVector": "NETWORK",
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 2.1
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.3,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "security@otrs.com",
"affectedData": [
{
"vendor": "OTRS AG",
"product": "OTRSCIsInCustomerFrontend",
"versions": [
{
"status": "affected",
"version": "7.0.x",
"versionType": "custom",
"lessThanOrEqual": "7.0.15"
}
]
},
{
"vendor": "OTRS AG",
"product": "ITSMConfigurationManagement",
"versions": [
{
"status": "affected",
"version": "7.0.x",
"versionType": "custom",
"lessThanOrEqual": "7.0.24"
}
]
}
]
}
],
"published": "2021-03-22T09:15:12.953",
"references": [
{
"url": "https://otrs.com/release-notes/otrs-security-advisory-2021-07/",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "security@otrs.com"
},
{
"url": "https://otrs.com/release-notes/otrs-security-advisory-2021-07/",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "security@otrs.com",
"description": [
{
"lang": "en",
"value": "CWE-264"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-862"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Agents are able to see linked Config Items without permissions, which are defined in General Catalog. This issue affects: OTRSCIsInCustomerFrontend 7.0.15 and prior versions, ITSMConfigurationManagement 7.0.24 and prior versions"
},
{
"lang": "es",
"value": "Los agentes pueden ser capaces de visualizar Elementos de Configuración vinculados sin permisos, que son definidos en el Catálogo General. Este problema afecta a: OTRSCIsInCustomerFrontend versiones 7.0.15 y anteriores, ITSMConfigurationManagement versiones 7.0.24 y anteriores"
}
],
"lastModified": "2026-06-17T03:35:34.460",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:otrs:itsmconfigurationmanagement:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "22785061-8457-4745-8DA4-698A59CE6139",
"versionEndIncluding": "7.0.24",
"versionStartIncluding": "7.0.0"
},
{
"criteria": "cpe:2.3:a:otrs:otrscisincustomerfrontend:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "CEE941D9-D14E-4B97-BC43-843F1116C8F2",
"versionEndIncluding": "7.0.15",
"versionStartIncluding": "7.0.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "security@otrs.com"
}