CVE-2019-9939
The SHAREit application before 4.0.36 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 bypass authentication by trying to fetch a…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.59%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The SHAREit application before 4.0.36 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 bypass authentication by trying to fetch a non-existing page. When the non-existing page is requested, the application responds with a 200 status code and empty page, and adds the requesting client device into the list of recognized devices.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.59% probability · 74th percentile
- CISA KEV
- Not listed
- Affected
- ushareit/shareit
- Source
- cve@mitre.org
References
- https://blog.redforce.io/shareit-vulnerabilities-enable-unrestricted-access-to-adjacent-devices-files/Exploit, Third Party Advisory
- https://blog.redforce.io/shareit-vulnerabilities-enable-unrestricted-access-to-adjacent-devices-files/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.