CVE-2021-0645

HIGH

Android 11 - Unauthenticated Permissions Bypass in ExternalStorageProvider

Title source: llm
STIX 2.1

Description

In shouldBlockFromTree of ExternalStorageProvider.java, there is a possible permissions bypass. This could lead to local escalation of privilege, allowing an app to read private app directories in external storage, which should be restricted in Android 11, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-157320644

References (1)

Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://source.android.com/security/bulletin/2021-08-01

Scores

CVSS v3 7.8
EPSS 0.0033
EPSS Percentile 24.7%
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-863
Status published
Products (1)
google/android 11.0
Published Aug 17, 2021
Tracked Since Feb 18, 2026