SHAREit for Android Authentication Bypass and Remote File Download

From: RedForce Advisory <>
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Subject: SHAREit for Android Authentication Bypass and Remote File Download

RedForce Advisory

## \u0650Advisory Information
Title: SHAREit For Android <= 4.0.38 Multiple Vulnerabilities
Advisory URL:
Date published: 2019-02-25
Date of last update: 2019-02-25
Vendors contacted: Beijing Shareit Information Technology Co., Ltd.

## Introduction

SHAREit for Android is a popular application used for file transfer
among cross-platform devices using WiFi. It is considered one of the
most popular Android applications with over 500 million downloads
(+950M downloads according to [AndroidRank database]
) .

## Vulnerability Description
SHAREit for Android <= 4.0.38 was found to be prone to multiple high
severity vulnerabilities that enable a remote attacker -on the same
network or joining public "open" WiFi hotspots created by the
application when file transfer is initiated- to download arbitrary
files from user's device including contacts, photos, videos, sound

Full vulnerability technical details can be found in our advisory (

## Proof of Concept
### Quick Demo

### Full Length Proof of Concept (GUI and AutoPwn modules)

### Exploit Code (dubbed DUMPit)

## Credits
These vulnerabilities were discovered and researched by Abdulrahman Nour
from RedForce.

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