CVE-2021-37444: Nchsoftware Ivm Attendant

High severity, CVSS 8.8. EPSS: 1.9% chance of exploitation in the next 30 days.

NCH IVM Attendant v5.12 and earlier suffers from a directory traversal weakness upon uploading plugins in a ZIP archive. This can lead to code execution if a ZIP element's pathname is set to a Windows startup folder, a file for the inbuilt Out-Going Message function, or a file for the the inbuilt Autodial function.

Affected products

• Nchsoftware Ivm Attendant: up to and including 5.12

Published 2021-07-25. Last modified 2026-06-17.