BlueStacks fails to restrict access permissions

Updated Date: 18 September 2019


Impact of Vulnerability BlueStacks fails to restrict access permissions
CVE Numbers CVE-2019-14220
Severity Rating Medium
CVSS v3 Base / Temporal Scores: Base: 5.9
Recommendations Install or update to latest BlueStacks App Player
Affected Versions Windows : BlueStacks 4.120 and below
Mac OS : BlueStacks 4.110 and below
Location of Updated Software



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 

  • CVE-2019-14220: BlueStacks fails to restrict access permissions.


Windows & MacOS

Download the product from

Install the updated Bluestacks Player using the usual update path.


  • Download the latest version of BlueStacks from website .


Maciej Miszczyk from

CVSS Scoring

Base Score 5.9
Attack Vector (AV) Local (L)
Attack Complexity (AC) High (H)
Privileges Required (PR) None (N)
User Interaction (UI) None (N)
Scope (S) Changed (C)
Confidentiality (C) High (H)
Integrity (I) None (N)
Availability (A) None (N)

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