Vulnerability 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 Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ushareit | Shareit | <= 4.0.34 |
References
- https://blog.redforce.io/shareit-vulnerabilities-enable-unrestricted-access-to-aExploitThird Party Advisory
- https://blog.redforce.io/shareit-vulnerabilities-enable-unrestricted-access-to-aExploitThird Party Advisory
FAQ
What is CVE-2019-9939?
CVE-2019-9939 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 b...
How severe is CVE-2019-9939?
CVE-2019-9939 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-9939?
Check the references section above for vendor advisories and patch information. Affected products include: Ushareit Shareit.