CVE-2023-21129

HIGH

Android - Local Privilege Escalation via Background Activity Launch Bypass

Title source: llm

Description

In getFullScreenIntentDecision of NotificationInterruptStateProviderImpl.java, there is a possible activity launch while the app is in the background due to a BAL bypass. 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-12L Android-13Android ID: A-274759612

References (1)

Core 1

Core References

Vendor Advisory

https://source.android.com/security/bulletin/2023-06-01

Scores

CVSS v3 7.8

EPSS 0.0010

EPSS Percentile 1.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-276

Status published

Products (4)

google/android 11.0

google/android 12.0

google/android 12.1

google/android 13.0

Published Jun 15, 2023

Tracked Since Feb 18, 2026