CVE-2021-3061
An OS command injection vulnerability in the Palo Alto Networks PAN-OS command line interface (CLI) enables an authenticated administrator with access to the CLI to execute arbitrary OS commands to escalate privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20-h1; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h3; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h2; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers that have Prisma Access 2.1 firewalls are impacted by this issue.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 7.2
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.86%
- Percentil entre todas las CVEs puntuadas: 57
- 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 (2)
CWE
- CWE-78
- CWE-78
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-3061",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 9,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
"authentication": "SINGLE",
"integrityImpact": "COMPLETE",
"accessComplexity": "LOW",
"availabilityImpact": "COMPLETE",
"confidentialityImpact": "COMPLETE"
},
"acInsufInfo": false,
"impactScore": 10,
"baseSeverity": "HIGH",
"obtainAllPrivilege": false,
"exploitabilityScore": 8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@paloaltonetworks.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.4,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 0.5
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.2,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.2
}
]
},
"affected": [
{
"source": "psirt@paloaltonetworks.com",
"affectedData": [
{
"vendor": "Palo Alto Networks",
"product": "PAN-OS",
"versions": [
{
"status": "affected",
"changes": [
{
"at": "8.1.20-h1",
"status": "unaffected"
}
],
"version": "8.1",
"lessThan": "8.1.20-h1",
"versionType": "custom"
},
{
"status": "affected",
"changes": [
{
"at": "9.0.14-h3",
"status": "unaffected"
}
],
"version": "9.0",
"lessThan": "9.0.14-h3",
"versionType": "custom"
},
{
"status": "affected",
"changes": [
{
"at": "10.0.8",
"status": "unaffected"
}
],
"version": "10.0",
"lessThan": "10.0.8",
"versionType": "custom"
},
{
"status": "affected",
"changes": [
{
"at": "10.1.3",
"status": "unaffected"
}
],
"version": "10.1",
"lessThan": "10.1.3",
"versionType": "custom"
},
{
"status": "affected",
"changes": [
{
"at": "9.1.11-h2",
"status": "unaffected"
}
],
"version": "9.1",
"lessThan": "9.1.11-h2",
"versionType": "custom"
}
]
},
{
"vendor": "Palo Alto Networks",
"product": "Prisma Access",
"versions": [
{
"status": "unaffected",
"version": "2.2 all"
},
{
"status": "affected",
"version": "2.1 Preferred"
},
{
"status": "affected",
"version": "2.1 Innovation"
}
]
}
]
}
],
"published": "2021-11-10T17:15:10.260",
"references": [
{
"url": "https://security.paloaltonetworks.com/CVE-2021-3061",
"tags": [
"Vendor Advisory"
],
"source": "psirt@paloaltonetworks.com"
},
{
"url": "https://security.paloaltonetworks.com/CVE-2021-3061",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@paloaltonetworks.com",
"description": [
{
"lang": "en",
"value": "CWE-78"
}
]
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-78"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An OS command injection vulnerability in the Palo Alto Networks PAN-OS command line interface (CLI) enables an authenticated administrator with access to the CLI to execute arbitrary OS commands to escalate privileges. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.20-h1; PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h3; PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h2; PAN-OS 10.0 versions earlier than PAN-OS 10.0.8; PAN-OS 10.1 versions earlier than PAN-OS 10.1.3. Prisma Access customers that have Prisma Access 2.1 firewalls are impacted by this issue."
},
{
"lang": "es",
"value": "Una vulnerabilidad de inyección de comandos del sistema operativo en la interfaz de línea de comandos (CLI) de PAN-OS de Palo Alto Networks permite que un administrador autenticado con acceso a la CLI ejecute comandos arbitrarios del sistema operativo para aumentar sus privilegios. Este problema afecta a: PAN-OS versiones 8.1 anteriores a PAN-OS 8.1.20-h1; PAN-OS versiones 9.0 anteriores a PAN-OS 9.0.14-h3; PAN-OS versiones 9.1 anteriores a PAN-OS 9.1.11-h2; PAN-OS versiones 10.0 anteriores a PAN-OS 10.0.8; PAN-OS versiones 10.1 anteriores a PAN-OS 10.1.3. Los clientes de Prisma Access que presentan firewalls Prisma Access versión 2.1 están afectados por este problema"
}
],
"lastModified": "2026-06-17T04:04:39.910",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:paloaltonetworks:prisma_access:2.1:*:*:*:innovation:*:*:*",
"vulnerable": true,
"matchCriteriaId": "926E678E-AD52-472F-89E3-69C82F67414D"
},
{
"criteria": "cpe:2.3:a:paloaltonetworks:prisma_access:2.1:*:*:*:preferred:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B277183B-3FC8-472D-83AD-CAB5F4783B7F"
},
{
"criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8E492841-3CD5-4DDF-B43C-EE04B5556BE2",
"versionEndIncluding": "8.1.20",
"versionStartIncluding": "8.1.0"
},
{
"criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9E95975B-A993-48FE-BA16-C89BEB075CBE",
"versionEndIncluding": "9.0.14",
"versionStartIncluding": "9.0.0"
},
{
"criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7C95A07E-5F94-4907-A283-954B7924DA3A",
"versionEndIncluding": "9.1.11",
"versionStartIncluding": "9.1.0"
},
{
"criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C408A950-281A-49DC-9376-F1D943280371",
"versionEndExcluding": "10.0.8",
"versionStartIncluding": "10.0.0"
},
{
"criteria": "cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "40AFDDF3-0AB4-4A18-93E9-01EE5BDE9D2E",
"versionEndExcluding": "10.1.3",
"versionStartIncluding": "10.1.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@paloaltonetworks.com"
}