CVE-2024-20391
Estado: AnalizadaMedia (6.8)—
A vulnerability in the Network Access Manager (NAM) module of Cisco Secure Client could allow an unauthenticated attacker with physical access to an affected device to elevate privileges to SYSTEM.
This vulnerability is due to a lack of authentication on a specific function. A successful exploit could allow the attacker to execute arbitrary code with SYSTEM privileges on an affected device.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Puntuación base: 6.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.35%
- Percentil entre todas las CVEs puntuadas: 26
- 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-306
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2024-20391",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2024-20391",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-05-15T18:58:26.955767Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@cisco.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.8,
"attackVector": "PHYSICAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 0.9
}
]
},
"affected": [
{
"source": "psirt@cisco.com",
"affectedData": [
{
"vendor": "Cisco",
"product": "Cisco Secure Client",
"versions": [
{
"status": "affected",
"version": "4.9.00086"
},
{
"status": "affected",
"version": "4.9.01095"
},
{
"status": "affected",
"version": "4.9.02028"
},
{
"status": "affected",
"version": "4.9.03047"
},
{
"status": "affected",
"version": "4.9.03049"
},
{
"status": "affected",
"version": "4.9.04043"
},
{
"status": "affected",
"version": "4.9.04053"
},
{
"status": "affected",
"version": "4.9.05042"
},
{
"status": "affected",
"version": "4.9.06037"
},
{
"status": "affected",
"version": "4.10.00093"
},
{
"status": "affected",
"version": "4.10.01075"
},
{
"status": "affected",
"version": "4.10.02086"
},
{
"status": "affected",
"version": "4.10.03104"
},
{
"status": "affected",
"version": "4.10.04065"
},
{
"status": "affected",
"version": "4.10.04071"
},
{
"status": "affected",
"version": "4.10.05085"
},
{
"status": "affected",
"version": "4.10.05095"
},
{
"status": "affected",
"version": "4.10.05111"
},
{
"status": "affected",
"version": "4.10.06079"
},
{
"status": "affected",
"version": "4.10.06090"
},
{
"status": "affected",
"version": "4.10.07061"
},
{
"status": "affected",
"version": "4.10.07062"
},
{
"status": "affected",
"version": "4.10.07073"
},
{
"status": "affected",
"version": "4.10.08025"
},
{
"status": "affected",
"version": "4.10.08029"
},
{
"status": "affected",
"version": "5.0.00238"
},
{
"status": "affected",
"version": "5.0.00529"
},
{
"status": "affected",
"version": "5.0.00556"
},
{
"status": "affected",
"version": "5.0.01242"
},
{
"status": "affected",
"version": "5.0.02075"
},
{
"status": "affected",
"version": "5.0.03072"
},
{
"status": "affected",
"version": "5.0.03076"
},
{
"status": "affected",
"version": "5.0.04032"
},
{
"status": "affected",
"version": "5.0.05040"
},
{
"status": "affected",
"version": "5.1.0.136"
},
{
"status": "affected",
"version": "5.1.1.42"
},
{
"status": "affected",
"version": "5.1.2.42"
}
]
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"affectedData": [
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.01095:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.01095"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.02028:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.02028"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.03047:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.03047"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.03049:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.03049"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.04043:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.04043"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.04053:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.04053"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.05042:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.05042"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.06037:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.06037"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.00093:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.00093"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.01075:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.01075"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.02086:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.02086"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.03104:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.03104"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.04065:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.04065"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.04071:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.04071"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.05085:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.05085"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.05095:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.05095"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.05111:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.05111"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.06079:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.06079"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.06090:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.06090"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.07061:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.07061"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.07062:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.07062"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.07073:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.07073"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.08025:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.08025"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.10.08029:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.10.08029"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.00238:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.00238"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.00529:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.00529"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.00556:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.00556"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.01242:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.01242"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.02075:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.02075"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.03072:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.03072"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.03076:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.03076"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.04032:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.04032"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.0.05040:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.0.05040"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:4.9.00086:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "4.9.00086"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.1.0.136:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.1.0.136"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.1.1.42:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.1.1.42"
}
],
"defaultStatus": "unknown"
},
{
"cpes": [
"cpe:2.3:a:cisco:secure_client:5.1.2.42:*:*:*:*:*:*:*"
],
"vendor": "cisco",
"product": "secure_client",
"versions": [
{
"status": "affected",
"version": "5.1.2.42"
}
],
"defaultStatus": "unknown"
}
]
}
],
"published": "2024-05-15T18:15:10.153",
"references": [
{
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-nam-priv-esc-szu2vYpZ",
"tags": [
"Vendor Advisory"
],
"source": "psirt@cisco.com"
},
{
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-secure-nam-priv-esc-szu2vYpZ",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Analyzed",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@cisco.com",
"description": [
{
"lang": "en",
"value": "CWE-306"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the Network Access Manager (NAM) module of Cisco Secure Client could allow an unauthenticated attacker with physical access to an affected device to elevate privileges to SYSTEM.\r\n\r This vulnerability is due to a lack of authentication on a specific function. A successful exploit could allow the attacker to execute arbitrary code with SYSTEM privileges on an affected device."
},
{
"lang": "es",
"value": "Una vulnerabilidad en el módulo Network Access Manager (NAM) de Cisco Secure Client podría permitir que un atacante no autenticado con acceso físico a un dispositivo afectado eleve privilegios al SYSTEM. Esta vulnerabilidad se debe a la falta de autenticación en una función específica. Un exploit exitoso podría permitir al atacante ejecutar código arbitrario con privilegios de SYSTEM en un dispositivo afectado."
}
],
"lastModified": "2026-06-17T07:06:54.593",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:cisco:secure_client:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "4FF362C4-2803-4CF9-83BE-34722F69E3E0",
"versionEndExcluding": "5.1.3.62"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"
}
],
"operator": "OR"
}
],
"operator": "AND"
}
],
"sourceIdentifier": "psirt@cisco.com"
}