CVE-2021-21681
Estado: ModificadaMedia (5.5)—
Jenkins Nomad Plugin 0.7.4 and earlier stores Docker passwords unencrypted in the global config.xml file on the Jenkins controller where they can be viewed by users with access to the Jenkins controller file system.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.30%
- Percentil entre todas las CVEs puntuadas: 21
- Fecha de la puntuación: 6/10/2026
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-522
Referencias
JSON original (NVD)
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{
"id": "CVE-2021-21681",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 2.1,
"accessVector": "LOCAL",
"vectorString": "AV:L/AC:L/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 3.9,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
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"cvssData": {
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "jenkinsci-cert@googlegroups.com",
"affectedData": [
{
"vendor": "Jenkins project",
"product": "Jenkins Nomad Plugin",
"versions": [
{
"status": "affected",
"version": "unspecified",
"versionType": "custom",
"lessThanOrEqual": "0.7.4"
}
]
}
]
}
],
"published": "2021-08-31T14:15:25.663",
"references": [
{
"url": "http://www.openwall.com/lists/oss-security/2021/08/31/1",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "jenkinsci-cert@googlegroups.com"
},
{
"url": "https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2396",
"tags": [
"Vendor Advisory"
],
"source": "jenkinsci-cert@googlegroups.com"
},
{
"url": "http://www.openwall.com/lists/oss-security/2021/08/31/1",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.jenkins.io/security/advisory/2021-08-31/#SECURITY-2396",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-522"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Jenkins Nomad Plugin 0.7.4 and earlier stores Docker passwords unencrypted in the global config.xml file on the Jenkins controller where they can be viewed by users with access to the Jenkins controller file system."
},
{
"lang": "es",
"value": "El plugin Nomad de Jenkins versiones 0.7.4 y anteriores, almacena las contraseñas de Docker sin cifrar en el archivo global config.xml del controlador Jenkins, donde pueden ser visualizadas por usuarios con acceso al sistema de archivos del controlador Jenkins"
}
],
"lastModified": "2026-06-17T03:35:59.270",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:jenkins:nomad:*:*:*:*:*:jenkins:*:*",
"vulnerable": true,
"matchCriteriaId": "5968B0C0-89F7-4079-8C06-70BE2ED3D1EA",
"versionEndIncluding": "0.7.4"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "jenkinsci-cert@googlegroups.com"
}