CVE-2011-3987: Daemon-Tools Daemon Tools

Medium severity, CVSS 4.9. EPSS: 0.8% chance of exploitation in the next 30 days.

dtsoftbus01.sys in DAEMON Tools Lite before 4.41.3, Pro Standard before 4.41.0315, and Pro Advanced before 4.41.0315 allows local users to cause a denial of service (system crash) via an invalid DeviceIoControl request to \\.\dtsoftbusctl.

Affected products

• Daemon-Tools Daemon Tools: up to and including 4.40.2; version 4.11.1 only; version 4.11.2 only; version 4.12.0 only; version 4.12.1 only; version 4.12.2 only; …

Published 2011-11-03. Last modified 2026-06-16.