CVE-2016-5423 Information

Description

PostgreSQL before 9.1.23 9.2.x before 9.2.18 9.3.x before 9.3.14 9.4.x before 9.4.9 and 9.5.x before 9.5.4 allow remote authenticated users to cause a denial of service (NULL pointer dereference and server crash) obtain sensitive memory information or possibly execute arbitrary code via (1) a CASE expression within the test value subexpression of another CASE or (2) inlining of an SQL function that implements the equality operator used for a CASE expression involving values of different types.

CVSS Vector

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

Reference

http://rhn.redhat.com/errata/RHSA-2016-1781.html http://rhn.redhat.com/errata/RHSA-2016-1820.html http://rhn.redhat.com/errata/RHSA-2016-1821.html http://rhn.redhat.com/errata/RHSA-2016-2606.html http://www.debian.org/security/2016/dsa-3646 http://www.securityfocus.com/bid/92433 http://www.securitytracker.com/id/1036617 https://access.redhat.com/errata/RHSA-2017:2425 https://bugzilla.redhat.com/show_bug.cgi?id=1364001 https://security.gentoo.org/glsa/201701-33 https://www.postgresql.org/about/news/1688/ https://www.postgresql.org/docs/current/static/release-9-1-23.html https://www.postgresql.org/docs/current/static/release-9-2-18.html https://www.postgresql.org/docs/current/static/release-9-3-14.html https://www.postgresql.org/docs/current/static/release-9-4-9.html https://www.postgresql.org/docs/current/static/release-9-5-4.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.3