CVE-2021-43067
Estado: ModificadaMedia (6.5)—
A exposure of sensitive information to an unauthorized actor in Fortinet FortiAuthenticator version 6.4.0, version 6.3.2 and below, version 6.2.1 and below, version 6.1.2 and below, version 6.0.7 to 6.0.1 allows attacker to duplicate a target LDAP user 2 factors authentication token via crafted HTTP requests.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- Puntuación base: 6.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.14%
- Percentil entre todas las CVEs puntuadas: 65
- 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-200
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-43067",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2021-43067",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"version": "2.0.3",
"timestamp": "2024-10-23T14:13:14.006948Z"
}
}
],
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 4.3,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@fortinet.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 8.3,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:L",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "LOW",
"privilegesRequired": "HIGH",
"confidentialityImpact": "HIGH"
},
"impactScore": 6,
"exploitabilityScore": 1.7
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 6.5,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 2.8
}
]
},
"affected": [
{
"source": "psirt@fortinet.com",
"affectedData": [
{
"vendor": "Fortinet",
"product": "Fortinet FortiAuthenticator",
"versions": [
{
"status": "affected",
"version": "FortiAuthenticator 6.4.0, 6.3.2, 6.3.1, 6.3.0, 6.2.1, 6.2.0, 6.1.2, 6.1.1, 6.1.0, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1"
}
]
}
]
}
],
"published": "2021-12-08T12:15:07.933",
"references": [
{
"url": "https://fortiguard.com/advisory/FG-IR-21-211",
"tags": [
"Broken Link"
],
"source": "psirt@fortinet.com"
},
{
"url": "https://fortiguard.com/advisory/FG-IR-21-211",
"tags": [
"Broken Link"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-200"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A exposure of sensitive information to an unauthorized actor in Fortinet FortiAuthenticator version 6.4.0, version 6.3.2 and below, version 6.2.1 and below, version 6.1.2 and below, version 6.0.7 to 6.0.1 allows attacker to duplicate a target LDAP user 2 factors authentication token via crafted HTTP requests."
},
{
"lang": "es",
"value": "Una exposición de información confidencial a un actor no autorizado en Fortinet FortiAuthenticator versión 6.4.0, versión 6.3.2 y anteriores, versión 6.2.1 y anteriores, versión 6.1.2 y anteriores, versión 6.0.7 a 6.0.1 permite al atacante duplicar un token de autenticación de 2 factores del usuario LDAP objetivo por medio de peticiones HTTP diseñadas"
}
],
"lastModified": "2026-06-17T04:10:27.993",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "0A372CF4-B328-4904-93A8-8F5031B3C5B2",
"versionEndIncluding": "6.0.7",
"versionStartIncluding": "6.0.1"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.1.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "8BCCE874-8B7F-4A4A-9A28-C32280E77708"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.1.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "34D8DA14-C6EF-4ABC-AEBD-43B0FAC07D1B"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.1.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "6F666938-8CA7-4DA6-A41F-A0AE5F378271"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.2.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "07ADD6A9-D2C8-42EA-95E4-C8E7783E06FB"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.2.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D21B4615-2CD4-47F3-8627-043E4A7A4D22"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.3.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "022EB45B-D4C6-42D2-8A98-37890CFC8257"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.3.1:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "194C9D33-A5DC-4D99-B8DB-AF4167E44E59"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.3.2:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "744BD74B-58BD-4561-9D6E-A8EDF53A9FF4"
},
{
"criteria": "cpe:2.3:a:fortinet:fortiauthenticator:6.4.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "230C350F-283E-48C4-8D46-BE9434A2CC6E"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@fortinet.com"
}