CVE-2024-42053

HIGH

Splashtop Streamer < 3.6.0.0 - Privilege Escalation via Weak MSI Installer Folder Permissions

Title source: llm

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 (2)

Core 2

Core References

Third Party Advisory

https://github.com/SpacePlant/Vulns/blob/main/Advisories/2024/2.md

View Writeup ZIP pw:eip

Release Notes

https://support-splashtopbusiness.splashtop.com/hc/en-us/articles/18223802896539-Splashtop-Streamer-version-v3-6-0-0-for-Windows-released

Scores

CVSS v3 7.8

EPSS 0.0015

EPSS Percentile 5.0%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-276

Status published

Products (1)

splashtop/streamer < 3.6.0.0

Published Jul 28, 2024

Tracked Since Feb 18, 2026