CVE-2021-39794

HIGH

Android - Local Privilege Escalation via Wireless Debugging Missing Permission Check

Title source: llm
STIX 2.1

Description

In broadcastPortInfo of AdbService.java, there is a possible way for apps to run code as the shell user, if wireless debugging is enabled, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12LAndroid ID: A-205836329

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0032
EPSS Percentile 23.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-276
Status published
Products (3)
google/android 11.0
google/android 12.0
google/android 12.1
Published Apr 12, 2022
Tracked Since Feb 18, 2026