fkie_cve-2021-39807
Vulnerability from fkie_nvd
Published
2022-04-12 17:15
Modified
2024-11-21 06:20
Severity ?
Summary
In handleNfcStateChanged of SecureNfcEnabler.java, there is a possible way to enable NFC from the Guest account due to a missing permission check. This could lead to local escalation of privilege from the Guest account with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-209446496
References
| URL | Tags | ||
|---|---|---|---|
| security@android.com | https://source.android.com/security/bulletin/2022-04-01 | Patch, Vendor Advisory | |
| af854a3a-2127-422b-91ae-364da2661108 | https://source.android.com/security/bulletin/2022-04-01 | Patch, Vendor Advisory |
Impacted products
{
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "D558D965-FA70-4822-A770-419E73BA9ED3",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*",
"matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*",
"matchCriteriaId": "F8FB8EE9-FC56-4D5E-AE55-A5967634740C",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*",
"matchCriteriaId": "C64C1583-CDE0-4C1F-BDE6-05643C1BDD72",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In handleNfcStateChanged of SecureNfcEnabler.java, there is a possible way to enable NFC from the Guest account due to a missing permission check. This could lead to local escalation of privilege from the Guest account with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-12LAndroid ID: A-209446496"
},
{
"lang": "es",
"value": "En la funci\u00f3n handleNfcStateChanged del archivo SecureNfcEnabler.java, se presenta la posibilidad de habilitar NFC desde la cuenta de invitado debido a una falta de comprobaci\u00f3n de permisos. Esto podr\u00eda conllevar a una escalada local de privilegios desde la cuenta de invitado sin ser necesarios privilegios de ejecuci\u00f3n adicionales. No es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android-10 Android-11 Android-12 Android-12L, ID de Android: A-209446496"
}
],
"id": "CVE-2021-39807",
"lastModified": "2024-11-21T06:20:16.623",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2022-04-12T17:15:08.583",
"references": [
{
"source": "security@android.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://source.android.com/security/bulletin/2022-04-01"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://source.android.com/security/bulletin/2022-04-01"
}
],
"sourceIdentifier": "security@android.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-269"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…