CVE-2016-6656

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Summary

CVECVE-2016-6656
StatePUBLISHED
Assignerdell
Source PriorityCVE Program / NVD first with legacy fallback
Published2016-12-16 09:59:00 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionAn 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.

Risk And Classification

Primary CVSS: v3.0 7.2 HIGH from [email protected]

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.004320000 probability, percentile 0.627040000 (date 2026-05-11)

Problem Types: CWE-77 | Code injection vulnerability

VersionSourceTypeScoreSeverityVector
3.0[email protected]Primary7.2HIGHCVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
2.0[email protected]Primary6.5AV:N/AC:L/Au:S/C:P/I:P/A:P

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
Partial

AV:N/AC:L/Au:S/C:P/I:P/A:P

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Pivotal Software Greenplum All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na Pivotal Greenplum 4.3.0.0 To 4.3.9.1 And Older Versions That Are End Of Life affected Pivotal Greenplum 4.3.0.0 to 4.3.9.1 and older versions that are end of life Not specified

References

ReferenceSourceLinkTags
Pivotal Greenplum CVE-2016-6656 Arbitrary Command Injection Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
CVE-2016-6656 Code injection vulnerability via GPHDFS in Greenplum database | Security | Pivotal af854a3a-2127-422b-91ae-364da2661108 pivotal.io Mitigation, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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