CVE-2021-0688

In lockNow of PhoneWindowManager.java, there is a possible lock screen bypass due to a race condition. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-161149543

CVSS v3 7.0 HIGH
CVSS v2.0 4.4 MEDIUM

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://source.android.com/security/bulletin/2021-09-01	Patch Vendor Advisory
https://source.android.com/security/bulletin/2021-09-01	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, 05:43

Type	Values Removed	Values Added
References	~~() https://source.android.com/security/bulletin/2021-09-01 - Patch, Vendor Advisory~~	() https://source.android.com/security/bulletin/2021-09-01 - Patch, Vendor Advisory

Information

Published : 2021-10-06 15:15

Updated : 2024-11-21 05:43

NVD link : CVE-2021-0688

Mitre link : CVE-2021-0688

CVE.ORG link : CVE-2021-0688

JSON object : View

Products Affected

google

android

CWE

CWE-362

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

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