CVE-2010-0401: Openttd

Medium severity, CVSS 6.5. EPSS: 1.2% chance of exploitation in the next 30 days.

OpenTTD before 1.0.1 accepts a company password for authentication in response to a request for the server password, which allows remote authenticated users to bypass intended access restrictions or cause a denial of service (daemon crash) by sending a company password packet.

Affected products

• Openttd Openttd: up to and including 1.0.0; version 0.1.1 only; version 0.1.2 only; version 0.1.3 only; version 0.1.4 only; version 0.2.0 only; …

Published 2010-05-05. Last modified 2026-06-16.