CVE-2023-21270
HIGHAndroid - Local Privilege Escalation via Incorrect Permission Flags
Title source: llmDescription
In restorePermissionState of PermissionManagerServiceImpl.java, there is a possible way for an app to keep permissions that should be revoked due to incorrect permission flags cleared during an update. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation.
References (1)
Core 1
Core References
Patch, Vendor Advisory
https://source.android.com/security/bulletin/2023-08-01
Scores
CVSS v3
7.8
EPSS
0.0003
EPSS Percentile
8.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-276
CWE-863
Status
published
Products (3)
google/android
12.0
google/android
12.1
google/android
13.0
Published
Nov 19, 2024
Tracked Since
Feb 18, 2026