CVE-2018-2421: SAP Internet Graphics Server

High severity, CVSS 7.5. EPSS: 2.4% chance of exploitation in the next 30 days.

SAP Internet Graphics Server (IGS) Portwatcher, 7.20, 7.20EXT, 7.45, 7.49, 7.53, allows an attacker to prevent legitimate users from accessing a service, either by crashing or flooding the service.

Affected products

• SAP Internet Graphics Server: version 7.20 only; version 7.20ext only; version 7.45 only; version 7.49 only; version 7.53 only

Published 2018-05-09. Last modified 2026-06-17.