Vulnerability Details : CVE-2021-0645
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
Published
2021-08-17 19:15:08
Updated
2022-07-12 17:42:04
Products affected by CVE-2021-0645
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-0645
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 10 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-0645
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2021-0645
-
The 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.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-0645
-
https://source.android.com/security/bulletin/2021-08-01
Android Security Bulletin—August 2021 | Android Open Source ProjectPatch;Vendor Advisory
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