CVE-2000-1071: Netscape Iplanet Ical

High severity, CVSS 10.0. EPSS: 3% chance of exploitation in the next 30 days.

The GUI installation for iCal 2.1 Patch 2 disables access control for the X server using an "xhost +" command, which allows remote attackers to monitor X Windows events and gain privileges.

Affected products

Published 2000-12-11. Last modified 2026-06-16.