CVE-2024-29216: Sangoma Technologies CG6KWIN2K.SYS

Medium severity, CVSS 6.1. EPSS: 0.2% chance of exploitation in the next 30 days.

Exposed IOCTL with insufficient access control issue exists in cg6kwin2k.sys prior to 2.1.7.0. By sending a specific IOCTL request, a user without the administrator privilege may perform I/O to arbitrary hardware port or physical address, resulting in erasing or altering the firmware.

Affected products

• Sangoma Technologies CG6KWIN2K.SYS: before 2.1.7.0 (fixed in 2.1.7.0)

Published 2024-03-25. Last modified 2026-06-17.