CVE-2021-0571

In ActivityTaskManagerService.startActivity() and AppTaskImpl.startActivity() of ActivityTaskManagerService.java and AppTaskImpl.java, there is possible access to restricted activities due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-137395936

CVSS v3 7.8 HIGH
CVSS v2.0 4.6 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.6^/10

CVSS v2.0 : MEDIUM

Vector : AV:L/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 3.9 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://source.android.com/security/bulletin/pixel/2021-06-01	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-06-22 11:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-0571

Mitre link : CVE-2021-0571

CVE.ORG link : CVE-2021-0571

JSON object : View

Products Affected

google

android

CWE

CWE-863

Incorrect Authorization

{"id": "CVE-2021-0571", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.6, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2021-06-22T11:15:08.727", "references": [{"url": "https://source.android.com/security/bulletin/pixel/2021-06-01", "tags": ["Vendor Advisory"], "source": "security@android.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-863"}]}], "descriptions": [{"lang": "en", "value": "In ActivityTaskManagerService.startActivity() and AppTaskImpl.startActivity() of ActivityTaskManagerService.java and AppTaskImpl.java, there is possible access to restricted activities due to a permissions bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-137395936"}, {"lang": "es", "value": "En las funciones ActivityTaskManagerService.startActivity() y AppTaskImpl.startActivity() de los archivos ActivityTaskManagerService.java y AppTaskImpl.java, es posible el acceso a actividades restringidas debido a una omisi\u00f3n de permisos. Esto podr\u00eda conllevar a una escalada de privilegios local sin ser necesarios privilegios de ejecuci\u00f3n adicionales. No es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android-11, ID de Android: A-137395936"}], "lastModified": "2022-06-28T14:11:45.273", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"}], "operator": "OR"}]}], "sourceIdentifier": "security@android.com"}