CVE-2021-23214 Information

Description

When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established despite the use of SSL certificate verification and encryption.

CVSS Vector

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

Reference

https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=28e24125541545483093819efae9bca603441951 https://www.postgresql.org/support/security/CVE-2021-23214/ https://github.com/postgres/postgres/commit/28e24125541545483093819efae9bca603441951 https://bugzilla.redhat.com/show_bug.cgi?id=2022666

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.1