CVE-2021-45097
Estado: ModificadaMedia (5.5)—
KNIME Server before 4.12.6 and 4.13.x before 4.13.4 (when installed in unattended mode) keeps the administrator's password in a file without appropriate file access controls, allowing all local users to read its content.
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: 0.22%
- Percentil entre todas las CVEs puntuadas: 11
- 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
- https://github.com/dawid-czarnecki/public-vulnerabilities/tree/master/KNIME/CVE-weak-file-permission
- https://zigrin.com/advisories/knime-server-weak-file-permissions/
- https://github.com/dawid-czarnecki/public-vulnerabilities/tree/master/KNIME/CVE-weak-file-permission
- https://zigrin.com/advisories/knime-server-weak-file-permissions/
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-45097",
"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": [
{
"type": "Secondary",
"source": "cve@mitre.org",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 2.9,
"attackVector": "LOCAL",
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 1.4
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"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": "cve@mitre.org",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"status": "affected",
"version": "n/a"
}
]
}
]
}
],
"published": "2021-12-16T05:15:08.667",
"references": [
{
"url": "https://github.com/dawid-czarnecki/public-vulnerabilities/tree/master/KNIME/CVE-weak-file-permission",
"tags": [
"Broken Link"
],
"source": "cve@mitre.org"
},
{
"url": "https://zigrin.com/advisories/knime-server-weak-file-permissions/",
"source": "cve@mitre.org"
},
{
"url": "https://github.com/dawid-czarnecki/public-vulnerabilities/tree/master/KNIME/CVE-weak-file-permission",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://zigrin.com/advisories/knime-server-weak-file-permissions/",
"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": "KNIME Server before 4.12.6 and 4.13.x before 4.13.4 (when installed in unattended mode) keeps the administrator's password in a file without appropriate file access controls, allowing all local users to read its content."
},
{
"lang": "es",
"value": "KNIME Server versiones anteriores a 4.12.6 y versiones 4.13.x anteriores a 4.13.4 (cuando se instala en modo desatendido) mantiene la contraseña del administrador en un archivo sin los controles de acceso a archivos apropiados, permitiendo a todos los usuarios locales leer su contenido"
}
],
"lastModified": "2026-06-17T04:13:10.103",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:knime:knime_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "45FAF0A2-5C8E-4C23-ADDE-2975A61B237B",
"versionEndIncluding": "4.12.5"
},
{
"criteria": "cpe:2.3:a:knime:knime_server:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "237B1FB9-69C0-4359-B59F-A987D63D99D3",
"versionEndExcluding": "4.13.4",
"versionStartIncluding": "4.13"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "cve@mitre.org"
}