CVE-2018-10925 Information

Description

It was discovered that PostgreSQL versions before 10.5 9.6.10 9.5.14 9.4.19 and 9.3.24 failed to properly check authorization on certain statements involved with \INSERT … ON CONFLICT DO UPDATE. An attacker with \CREATE TABLE\ privileges could exploit this to read arbitrary bytes server memory. If the attacker also had certain \INSERT\ and limited \UPDATE\ privileges to a particular table they could exploit this to update other columns in the same table.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00043.html http://www.securityfocus.com/bid/105052 http://www.securitytracker.com/id/1041446 https://access.redhat.com/errata/RHSA-2018:2511 https://access.redhat.com/errata/RHSA-2018:2565 https://access.redhat.com/errata/RHSA-2018:2566 https://access.redhat.com/errata/RHSA-2018:3816 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10925 https://security.gentoo.org/glsa/201810-08 https://usn.ubuntu.com/3744-1/ https://www.debian.org/security/2018/dsa-4269 https://www.postgresql.org/about/news/1878/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.1