Description
An issue was discovered in BlueStacks 4.110 and below on macOS and on 4.120 and below on Windows. BlueStacks employs Android running in a virtual machine (VM) to enable Android apps to run on Windows or MacOS. Bug is in a local arbitrary file read through a system service call. The impacted method runs with System admin privilege and if given the file name as parameter returns you the content of file. A malicious app using the affected method can then read the content of any system file which it is not authorized to read
Exploits (1)
References (2)
Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.bluestacks.com/hc/en-us/articles/360021469391-Release-Notes
Patch, Vendor Advisory x_refsource_confirm
https://support.bluestacks.com/hc/en-us/articles/360033484132-BlueStacks-fails-to-restrict-access-permissions
Scores
CVSS v3
6.5
EPSS
0.0115
EPSS Percentile
78.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Details
CWE
CWE-269
Status
published
Products (1)
bluestacks/bluestacks
< 4.120
Published
Sep 24, 2019
Tracked Since
Feb 18, 2026