High · 7.1 CVE-2021-42110 EUVD-2021-29096GHSA-jx3f-hj4m-h7p9

An issue was discovered in Allegro Windows (formerly Popsy Windows) before 3.3.4156.1. A standard user can escalate privileges to SYSTEM if…

Published Dec 8, 2021 · Updated May 30, 2025 · Assigned by mitre

Description

An issue was discovered in Allegro Windows (formerly Popsy Windows) before 3.3.4156.1. A standard user can escalate privileges to SYSTEM if the FTP module is installed, because of DLL hijacking.

References

https://excellium-services.com/cert-xlm-advisory/CVE-2021-42110
http://www.popsy.com/Documents/Setups/Setup.Allegro.3.3.4154.2.exe
https://cds.thalesgroup.com/en/tcs-cert/CVE-2021-42110