CVE-2023-21270: google andrioid Incorrect Authorization
Vulnerability summary
CVE-2023-21270 is a high (CVSS 7.8) Incorrect Authorization vulnerability in google andrioid. EPSS estimates a 0.09% chance of exploitation in the next 30 days, higher than 0.3% of scored vulnerabilities.
Timeline
- 19-11-2024PublishedVulnerability first disclosed.
- 20-11-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.09%
Chance of exploitation in the next 30 days
Percentile
0%
Versus all other CVEs
30-day change
0.00 pp
From 0.09% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-863Incorrect AuthorizationThe product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.
- CWE-276Incorrect Default PermissionsDuring installation, installed file permissions are set to allow anyone to modify those files.
Affected systems
1 vendor · 2 products