Permissions, Privileges, and Access Controls in PostgreSQL

Published: 2016-02-17 | Updated: 2020-07-28
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-0766
Exploitation vector Network
Public exploit N/A
Vulnerable software
Server applications / Database software

Vendor PostgreSQL Global Development Group

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU32338

Risk: High


CVE-ID: CVE-2016-0766

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No


The vulnerability allows a remote authenticated user to execute arbitrary code.

PostgreSQL before 9.1.20, 9.2.x before 9.2.15, 9.3.x before 9.3.11, 9.4.x before 9.4.6, and 9.5.x before 9.5.1 does not properly restrict access to unspecified custom configuration settings (GUCS) for PL/Java, which allows attackers to gain privileges via unspecified vectors.


Install update from vendor's website.

Vulnerable software versions

PostgreSQL: 9.1.0 - 9.1.19, 9.2.0 - 9.2.14, 9.3.0 - 9.3.10, 9.4.0 - 9.4.5, 9.5.0

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

How the attacker can exploit this vulnerability?

Is there known malware, which exploits this vulnerability?