CVE-2016-0766

Name: CVE-2016-0766
Creator: NVD / NIST
Published: 2016-02-17T15:59:01.237+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 3.74%

Last modified Jun 17, 2026

CVE-2016-0766 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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.. EPSS estimates a 3.74% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

3.74%

88.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-264

Affected Software

Vendor	Product	Versions
Postgresql	Postgresql	>= 9.1.0, < 9.1.20
Postgresql	Postgresql	>= 9.2, < 9.2.15
Postgresql	Postgresql	>= 9.3, < 9.3.11
Postgresql	Postgresql	>= 9.4, < 9.4.6
Postgresql	Postgresql	9.5
Canonical	Ubuntu Linux	12.04
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	15.10
Debian	Debian Linux	7.0
Debian	Debian Linux	8.0

References

http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00049.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00052.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00054.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00056.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00016.htmlMailing List, Third Party Advisory
http://www.debian.org/security/2016/dsa-3475Third Party Advisory
http://www.debian.org/security/2016/dsa-3476Third Party Advisory
http://www.postgresql.org/about/news/1644/Vendor Advisory
http://www.postgresql.org/docs/current/static/release-9-1-20.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-2-15.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-3-11.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-4-6.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-5-1.htmlVendor Advisory
http://www.securityfocus.com/bid/83184Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1035005Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-2894-1Third Party Advisory
https://security.gentoo.org/glsa/201701-33Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00049.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00052.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00054.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00056.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00016.htmlMailing List, Third Party Advisory
http://www.debian.org/security/2016/dsa-3475Third Party Advisory
http://www.debian.org/security/2016/dsa-3476Third Party Advisory
http://www.postgresql.org/about/news/1644/Vendor Advisory
http://www.postgresql.org/docs/current/static/release-9-1-20.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-2-15.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-3-11.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-4-6.htmlVendor Advisory
http://www.postgresql.org/docs/current/static/release-9-5-1.htmlVendor Advisory
http://www.securityfocus.com/bid/83184Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1035005Third Party Advisory, VDB Entry
http://www.ubuntu.com/usn/USN-2894-1Third Party Advisory
https://security.gentoo.org/glsa/201701-33Third Party Advisory

Timeline

Published: Feb 17, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-0766?

How severe is CVE-2016-0766?

CVE-2016-0766 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.74% probability of exploitation in the next 30 days.

How do I fix CVE-2016-0766?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-0766?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST