CVE-2021-35218
Estado: ModificadaAlta (8.8)—
Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 8.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 76%
- Percentil entre todas las CVEs puntuadas: 100
- 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-502
- CWE-502
Referencias
- https://documentation.solarwinds.com/en/success_center/patchman/content/release_notes/patchman_2020-2-6_release_notes.htm
- https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35218
- https://www.zerodayinitiative.com/advisories/ZDI-21-1248/
- https://documentation.solarwinds.com/en/success_center/patchman/content/release_notes/patchman_2020-2-6_release_notes.htm
- https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35218
- https://www.zerodayinitiative.com/advisories/ZDI-21-1248/
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-35218",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "LOW",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@solarwinds.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 8.9,
"attackVector": "ADJACENT_NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 6,
"exploitabilityScore": 2.3
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 8.8,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "psirt@solarwinds.com",
"affectedData": [
{
"vendor": "SolarWinds",
"product": "Patch Manager",
"versions": [
{
"status": "affected",
"version": "2020.5 and previous versions",
"lessThan": "2020.2.6",
"versionType": "custom"
}
],
"platforms": [
"Windows"
]
}
]
}
],
"published": "2021-09-01T15:15:08.910",
"references": [
{
"url": "https://documentation.solarwinds.com/en/success_center/patchman/content/release_notes/patchman_2020-2-6_release_notes.htm",
"tags": [
"Not Applicable",
"Vendor Advisory"
],
"source": "psirt@solarwinds.com"
},
{
"url": "https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35218",
"tags": [
"Vendor Advisory"
],
"source": "psirt@solarwinds.com"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1248/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "psirt@solarwinds.com"
},
{
"url": "https://documentation.solarwinds.com/en/success_center/patchman/content/release_notes/patchman_2020-2-6_release_notes.htm",
"tags": [
"Not Applicable",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.solarwinds.com/trust-center/security-advisories/cve-2021-35218",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://www.zerodayinitiative.com/advisories/ZDI-21-1248/",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@solarwinds.com",
"description": [
{
"lang": "en",
"value": "CWE-502"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-502"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Deserialization of Untrusted Data in the Web Console Chart Endpoint can lead to remote code execution. An unauthorized attacker who has network access to the Orion Patch Manager Web Console could potentially exploit this and compromise the server"
},
{
"lang": "es",
"value": "Una deserialización de Datos no Confiables en el Endpoint de la Consola Web puede conllevar a una ejecución de código remota. Un atacante no autorizado que tenga acceso a la red de la Consola Web de Orion Patch Manager podría potencialmente explotar esto y comprometer el servidor"
}
],
"lastModified": "2026-06-17T03:57:19.347",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:solarwinds:orion_platform:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "01CD6BD2-A53E-4AB1-A08C-00540EC437E8",
"versionEndExcluding": "2020.2.6"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@solarwinds.com"
}