SHAREit up to 4.0.41 on Android information disclosure

Summaryinfo

A vulnerability identified as problematic has been detected in SHAREit up to 4.0.41 on Android. The affected element is an unknown function. This manipulation causes information disclosure. This vulnerability is tracked as CVE-2019-9938. The attack is only possible within the local network. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in SHAREit up to 4.0.41 on Android (Android App Software). It has been declared as problematic. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

The SHAREit application before 4.0.42 for Android allows a remote attacker (on the same network or joining public "open" Wi-Fi hotspots created by the application when file transfer is initiated) to download arbitrary files from the device including contacts, photos, videos, sound clips, etc. The attacker must be authenticated as a "recognized device."

The bug was discovered 02/27/2019. The weakness was disclosed 03/22/2019. This vulnerability is known as CVE-2019-9938 since 03/22/2019. The exploitation appears to be difficult. The attack can only be initiated within the local network. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 4.0.42 eliminates this vulnerability.

The entry VDB-132128 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Android App Software

Name

• SHAREit

Version

• 4.0.0
• 4.0.1
• 4.0.2
• 4.0.3
• 4.0.4
• 4.0.5
• 4.0.6
• 4.0.7
• 4.0.8
• 4.0.9
• 4.0.10
• 4.0.11
• 4.0.12
• 4.0.13
• 4.0.14
• 4.0.15
• 4.0.16
• 4.0.17
• 4.0.18
• 4.0.19
• 4.0.20
• 4.0.21
• 4.0.22
• 4.0.23
• 4.0.24
• 4.0.25
• 4.0.26
• 4.0.27
• 4.0.28
• 4.0.29
• 4.0.30
• 4.0.31
• 4.0.32
• 4.0.33
• 4.0.34
• 4.0.35
• 4.0.36
• 4.0.37
• 4.0.38
• 4.0.39
• 4.0.40
• 4.0.41

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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