CVE-2023-2455 Affecting postgresql-10 package, versions <10.23-0ubuntu0.18.04.2


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.09% (42nd percentile)

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  • Snyk IDSNYK-UBUNTU1804-POSTGRESQL10-5530389
  • published12 May 2023
  • disclosed9 Jun 2023

Introduced: 12 May 2023

CVE-2023-2455  (opens in a new tab)

How to fix?

Upgrade Ubuntu:18.04 postgresql-10 to version 10.23-0ubuntu0.18.04.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql-10 package and not the postgresql-10 package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

Row security policies disregard user ID changes after inlining; PostgreSQL could permit incorrect policies to be applied in certain cases where role-specific policies are used and a given query is planned under one role and then executed under other roles. This scenario can happen under security definer functions or when a common user and query is planned initially and then re-used across multiple SET ROLEs. Applying an incorrect policy may permit a user to complete otherwise-forbidden reads and modifications. This affects only databases that have used CREATE POLICY to define a row security policy.

CVSS Base Scores

version 3.1