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
Conclusion & alert: CVE-2019-14220 is rated Moderate Risk (48.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.15%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 5.20% | 1.15% | -4.05% |
| 2 | 2025-03-29 | 1.15% | 5.20% | +4.05% |
| 3 | 2025-03-28 | — | 1.15% | — |
Full EPSS history (10 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.0 | 4.0 | [email protected] |
| 4.9 | 2.0 | MEDIUM |
|
3.9 | 6.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| bluestacks | bluestacks | <= 4.120 | cpe:2.3:a:bluestacks:bluestacks:*:*:*:*:*:*:*:* |
| bluestacks | bluestacks | <= 4.110 | cpe:2.3:a:bluestacks:bluestacks:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://support.bluestacks.com/hc/en-us/articles/360021469391-Release-Notes | Release Notes Vendor Advisory |
| https://support.bluestacks.com/hc/en-us/articles/360033484132-BlueStacks-fails-to-restrict-access-permissions | Patch Vendor Advisory |