CVE-2020-37234: Internetdownloadmanager Internet Download Manager

Medium severity, CVSS 6.2. EPSS: 0.1% chance of exploitation in the next 30 days.

Internet Download Manager 6.38.12 contains a buffer overflow vulnerability in the Scheduler component that allows local attackers to crash the application by supplying oversized input. Attackers can paste malicious data exceeding 5000 bytes into the 'Open the following file when done' field to trigger a denial of service condition.

Affected products

• Internetdownloadmanager Internet Download Manager: version 6.38.12 only

Published 2026-05-16. Last modified 2026-09-29.