CVE-2016-6656: Pivotal Software Greenplum

High severity, CVSS 7.2. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue was discovered in Pivotal Greenplum before 4.3.10.0. Creation of external tables using GPHDFS protocol has a vulnerability whereby arbitrary commands can be injected into the system. In order to exploit this vulnerability the user must have superuser 'gpadmin' access to the system or have been granted GPHDFS protocol permissions in order to create a GPHDFS external table.

Affected products

• Pivotal Software Greenplum: up to and including 4.3.9.1

Published 2016-12-16. Last modified 2026-06-17.