High · 7.8 CVE-2024-42053 EUVD-2024-39421GHSA-mr6c-q222-cj77

The MSI installer for Splashtop Streamer for Windows before 3.6.0.0 uses a temporary folder with weak permissions during installation. A lo…

Published Jul 28, 2024 · Updated Aug 2, 2024 · Assigned by mitre

Description

The MSI installer for Splashtop Streamer for Windows before 3.6.0.0 uses a temporary folder with weak permissions during installation. A local user can exploit this to escalate privileges to SYSTEM by placing a version.dll file in the folder.

References

https://github.com/SpacePlant/Vulns/blob/main/Advisories/2024/2.md
https://support-splashtopbusiness.splashtop.com/hc/en-us/articles/18223802896539-Splashtop-Streamer-version-v3-6-0-0-for-Windows-released