CVE-1999-1086: Novell Netware

High severity, CVSS 10.0. EPSS: 2.6% chance of exploitation in the next 30 days.

Novell 5 and earlier, when running over IPX with a packet signature level less than 3, allows remote attackers to gain administrator privileges by spoofing the MAC address in IPC fragmented packets that make NetWare Core Protocol (NCP) calls.

Affected products

• Novell Netware: up to and including 5.0; version 4.1 only; version 4.11 only

Published 1999-07-15. Last modified 2026-06-16.