CVE-2021-0443

In several functions of ScreenshotHelper.java and related files, there is a possible incorrectly saved screenshot due to a race condition. This could lead to local information disclosure across user profiles with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-170474245

CVSS v3 4.7 MEDIUM
CVSS v2.0 1.9 LOW

4.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.0 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

1.9^/10

CVSS v2.0 : LOW

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

Exploitability : 3.4 / Impact : 2.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://source.android.com/security/bulletin/2021-04-01	Patch Vendor Advisory
https://source.android.com/security/bulletin/2021-04-01	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:google:android:8.1:::::::*
	cpe:2.3:o:google:android:9.0:::::::*
	cpe:2.3:o:google:android:10.0:::::::*
	cpe:2.3:o:google:android:11.0:::::::*

History

21 Nov 2024, 05:42

Type	Values Removed	Values Added
References	~~() https://source.android.com/security/bulletin/2021-04-01 - Patch, Vendor Advisory~~	() https://source.android.com/security/bulletin/2021-04-01 - Patch, Vendor Advisory

Information

Published : 2021-04-13 19:15

Updated : 2024-11-21 05:42

NVD link : CVE-2021-0443

Mitre link : CVE-2021-0443

CVE.ORG link : CVE-2021-0443

JSON object : View

Products Affected

google

android

CWE

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

{"id": "CVE-2021-0443", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 1.9, "accessVector": "LOCAL", "vectorString": "AV:L/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": "LOW", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 4.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "HIGH", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 3.6, "exploitabilityScore": 1.0}]}, "published": "2021-04-13T19:15:13.380", "references": [{"url": "https://source.android.com/security/bulletin/2021-04-01", "tags": ["Patch", "Vendor Advisory"], "source": "security@android.com"}, {"url": "https://source.android.com/security/bulletin/2021-04-01", "tags": ["Patch", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-362"}]}], "descriptions": [{"lang": "en", "value": "In several functions of ScreenshotHelper.java and related files, there is a possible incorrectly saved screenshot due to a race condition. This could lead to local information disclosure across user profiles with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-170474245"}, {"lang": "es", "value": "En varias funciones del archivo ScreenshotHelper.java y archivos relacionados, se presenta una posible captura de pantalla guardada incorrectamente debido a una condici\u00f3n de carrera. Esto podr\u00eda conllevar a una divulgaci\u00f3n de informaci\u00f3n local en todos los perfiles de usuario sin ser necesarios privilegios de ejecuci\u00f3n adicionales. Es requerida una interacci\u00f3n del usuario para su explotaci\u00f3n. Producto: Android, Versiones: Android-8.1 Android-9 Android-10 Android-11, ID de Android: A-170474245"}], "lastModified": "2024-11-21T05:42:44.013", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:google:android:8.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B06BE74B-83F4-41A3-8AD3-2E6248F7B0B2"}, {"criteria": "cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8DFAAD08-36DA-4C95-8200-C29FE5B6B854"}, {"criteria": "cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D558D965-FA70-4822-A770-419E73BA9ED3"}, {"criteria": "cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "109DD7FD-3A48-4C3D-8E1A-4433B98E1E64"}], "operator": "OR"}]}], "sourceIdentifier": "security@android.com"}