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CVE-2019-14935

Description

3CX Phone 15 on Windows has insecure permissions on the "%PROGRAMDATA%\3CXPhone for Windows\PhoneApp" installation directory, allowing Full Control access for Everyone, and leading to privilege escalation because of a StartUp link.

POC

Reference

- https://www.3cx.com/community/threads/security-issue-with-3cx-windows-client-install.64432/

Github

- https://github.com/Ekitji/siem