CVE-2020-35173

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-12-30 · updated 2026-06-17

Description

The Amaze File Manager application before 3.4.2 for Android does not properly restrict intents for controlling the FTP server (aka services.ftpservice.FTPReceiver.ACTION_START_FTPSERVER and services.ftpservice.FTPReceiver.ACTION_STOP_FTPSERVER).

Affected products

Amaze File Manager Project Amaze File Manager: before 3.4.2 — fixed in 3.4.2

How to fix

Upgrade to a fixed version: Amaze File Manager Project Amaze File Manager 3.4.2. Check the vendor advisory for mitigations.

References

https://github.com/TeamAmaze/AmazeFileManager/compare/v3.4.1...v3.4.2
https://github.com/TeamAmaze/AmazeFileManager/pull/1815
https://play.google.com/store/apps/details?id=com.amaze.filemanager&hl=en_US&gl=US
https://github.com/TeamAmaze/AmazeFileManager/compare/v3.4.1...v3.4.2
https://github.com/TeamAmaze/AmazeFileManager/pull/1815
https://play.google.com/store/apps/details?id=com.amaze.filemanager&hl=en_US&gl=US

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