CVE-2017-9797: Apache Geode

Medium severity, CVSS 6.5. EPSS: 1.4% chance of exploitation in the next 30 days.

When an Apache Geode cluster before v1.2.1 is operating in secure mode, an unauthenticated client can enter multi-user authentication mode and send metadata messages. These metadata operations could leak information about application data types. In addition, an attacker could perform a denial of service attack on the cluster.

Affected products

• Apache Geode: up to and including 1.2.0

Published 2017-10-03. Last modified 2026-06-17.