CVE-2022-20344 : In stealReceiveChannel of EventThread.cpp, there is a possible way to interfere with process communication due to a race

In stealReceiveChannel of EventThread.cpp, there is a possible way to interfere with process communication due to a race condition. This could lead to local escalation of privilege 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-232541124

Published 2022-08-10 20:15:26

Updated 2022-08-12 07:04:04

Source Android (associated with Google Inc. or Open Handset Alliance)

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2022-20344

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-20344

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.0	HIGH	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H	1.0	5.9	NIST
Attack Vector: Local Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2022-20344

CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently.

Assigned by: nvd@nist.gov (Primary)

Products affected by CVE-2022-20344

Google » Android » Version: 10.0
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
Matching versions
Google » Android » Version: 11.0
cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Matching versions
Google » Android » Version: 12.0
cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
Matching versions
Google » Android » Version: 12.1
cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2022-20344

Exploit prediction scoring system (EPSS) score for CVE-2022-20344

CVSS scores for CVE-2022-20344

CWE ids for CVE-2022-20344

References for CVE-2022-20344

Products affected by CVE-2022-20344