CVE-2021-20674: Ntt-Tx Magicconnect

High severity, CVSS 7.8. EPSS: 0.9% chance of exploitation in the next 30 days.

Untrusted search path vulnerability in Installer of MagicConnect Client program distributed before 2021 March 1 allows an attacker to gain privileges and via a Trojan horse DLL in an unspecified directory and to execute arbitrary code with the privilege of the user invoking the installer when a terminal is connected remotely using Remote desktop.

Affected products

• Ntt-Tx Magicconnect: before 2021-03-01 (fixed in 2021-03-01)

Published 2021-03-12. Last modified 2026-06-17.