CVE-2021-44166
Estado: ModificadaMedia (4.1)—
An improper access control vulnerability [CWE-284 ] in FortiToken Mobile (Android) external push notification 5.1.0 and below may allow a remote attacker having already obtained a user's password to access the protected system during the 2FA procedure, even though the deny button is clicked by the legitimate user.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N
- Puntuación base: 4.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.65%
- Percentil entre todas las CVEs puntuadas: 49
- Fecha de la puntuación: 3/10/2026
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
- NVD-CWE-noinfo
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-44166",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2021-44166",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2024-10-22T20:19:45.705370Z"
}
}
],
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 3.5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
"authentication": "SINGLE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "NONE",
"confidentialityImpact": "NONE"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "LOW",
"obtainAllPrivilege": false,
"exploitabilityScore": 6.8,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@fortinet.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 4.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 1.4,
"exploitabilityScore": 2.3
},
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 4.1,
"attackVector": "NETWORK",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N",
"integrityImpact": "LOW",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
},
"impactScore": 1.4,
"exploitabilityScore": 2.3
}
]
},
"affected": [
{
"source": "psirt@fortinet.com",
"affectedData": [
{
"vendor": "Fortinet",
"product": "Fortinet FortiTokenAndroid",
"versions": [
{
"status": "affected",
"version": "FortiTokenAndroid 5.1.0 and below"
}
]
}
]
}
],
"published": "2022-03-02T10:15:07.750",
"references": [
{
"url": "https://fortiguard.com/psirt/FG-IR-21-210",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "psirt@fortinet.com"
},
{
"url": "https://fortiguard.com/psirt/FG-IR-21-210",
"tags": [
"Patch",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An improper access control vulnerability [CWE-284 ] in FortiToken Mobile (Android) external push notification 5.1.0 and below may allow a remote attacker having already obtained a user's password to access the protected system during the 2FA procedure, even though the deny button is clicked by the legitimate user."
},
{
"lang": "es",
"value": "Una vulnerabilidad de control de acceso inapropiado [CWE-284 ] en la notificación push externa de FortiToken Mobile (Android) versiones 5.1.0 y anteriores, puede permitir a un atacante remoto que ya haya obtenido la contraseña de un usuario acceder al sistema protegido durante el procedimiento de 2FA, aunque el usuario legítimo haga clic en el botón de denegación"
}
],
"lastModified": "2026-06-17T04:11:59.090",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.0.0:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "3955B1D6-2A19-4233-B4D9-8B4164953FC5"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.0.1:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "C73200A0-7927-4BB7-BFC3-F3096A36C885"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.1.1:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "13450557-F714-440B-ACE4-16CB73FE0671"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.2.1:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "9136197A-B12B-4CAF-9E29-4C5FE449CA4E"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.2.2:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "4C141581-C3A0-40AD-9653-09A807DAD6CA"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.3.0:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "F15B4E41-3064-4EC5-8E7B-28E3C1F0C2D0"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.4.0:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "469E9D0A-A62D-4827-9CCC-273E8DBDF803"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:4.5.0:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "94A1FD51-E7EB-46B0-876F-FC4DBCD9F067"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:5.0.2:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "C7D9D6C0-3BEE-4AA7-89F0-3F403BE9899F"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:5.0.3:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "D5AD4616-8E63-4454-B443-F25226796FDA"
},
{
"criteria": "cpe:2.3:a:fortinet:fortitoken_mobile:5.1.0:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "A5542F78-EB6C-4F4D-BBED-60D5B411C8B7"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "psirt@fortinet.com"
}