CVE-2000-0639: Sean Macguire Big Brother

High severity, CVSS 7.5. EPSS: 9.5% chance of exploitation in the next 30 days.

The default configuration of Big Brother 1.4h2 and earlier does not include proper access restrictions, which allows remote attackers to execute arbitrary commands by using bbd to upload a file whose extension will cause it to be executed as a CGI script by the web server.

Affected products

• Sean Macguire Big Brother: version 1.0 only; version 1.1 only; version 1.2 only; version 1.3 only; version 1.3b only; version 1.4 only; …

Published 2000-06-11. Last modified 2026-06-16.