CVE-2023-47537
Estado: ModificadaMedia (4.8)—
An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
- Puntuación base: 4.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.21%
- Percentil entre todas las CVEs puntuadas: 11
- Fecha de la puntuación: 7/10/2026
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-295
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-47537",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-47537",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2024-05-21T13:43:02.127242Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@fortinet.com",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.8,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.5,
"exploitabilityScore": 2.2
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 4.8,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "LOW"
},
"impactScore": 2.5,
"exploitabilityScore": 2.2
}
]
},
"affected": [
{
"source": "psirt@fortinet.com",
"affectedData": [
{
"cpes": [
"cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*",
"cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*"
],
"vendor": "Fortinet",
"product": "FortiOS",
"versions": [
{
"status": "affected",
"version": "7.4.0",
"versionType": "semver",
"lessThanOrEqual": "7.4.1"
},
{
"status": "affected",
"version": "7.2.0",
"versionType": "semver",
"lessThanOrEqual": "7.2.6"
},
{
"status": "affected",
"version": "7.0.0",
"versionType": "semver",
"lessThanOrEqual": "7.0.15"
},
{
"status": "affected",
"version": "6.4.0",
"versionType": "semver",
"lessThanOrEqual": "6.4.16"
}
],
"defaultStatus": "unaffected"
}
]
},
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"affectedData": [
{
"cpes": [
"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*"
],
"vendor": "fortinet",
"product": "fortios",
"versions": [
{
"status": "affected",
"version": "6.4.0"
},
{
"status": "affected",
"version": "7.0.0"
},
{
"status": "affected",
"version": "7.2.0"
},
{
"status": "affected",
"version": "7.4.0"
}
],
"defaultStatus": "unknown"
}
]
}
],
"published": "2024-02-15T14:15:45.240",
"references": [
{
"url": "https://fortiguard.com/psirt/FG-IR-23-301",
"tags": [
"Vendor Advisory"
],
"source": "psirt@fortinet.com"
},
{
"url": "https://fortiguard.com/psirt/FG-IR-23-301",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@fortinet.com",
"description": [
{
"lang": "en",
"value": "CWE-295"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions\t allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."
},
{
"lang": "es",
"value": "Una vulnerabilidad de validación de certificado incorrecta en Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6 y 7.4.0 - 7.4.1 permite que un atacante remoto y no autenticado realice un ataque Man-in-the-Middle en el Canal de comunicación FortiLink entre el dispositivo FortiOS y FortiSwitch."
}
],
"lastModified": "2026-06-17T06:32:51.717",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "C119229A-3805-47C1-B3F9-AF1A4007A63B",
"versionEndExcluding": "7.0.14",
"versionStartIncluding": "7.0.0"
},
{
"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "24D09A92-81EC-4003-B017-C67FC739EEBF",
"versionEndIncluding": "7.2.6",
"versionStartIncluding": "7.2.0"
},
{
"criteria": "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "61540F5B-080A-4D44-8BE0-75D7A0DCCB53"
},
{
"criteria": "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "17FE168A-0EA4-467C-91D2-87EB6D83917A"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@fortinet.com"
}