Improper Authorization Affecting postgresql:12/postgresql-pltcl package, versions <0:12.5-1.module+el8.3.0+9042+664538f4


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.06% (28th percentile)

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  • Snyk IDSNYK-RHEL8-POSTGRESQL-3924010
  • published26 Jul 2021
  • disclosed13 Feb 2020

Introduced: 13 Feb 2020

CVE-2020-1720  (opens in a new tab)
CWE-285  (opens in a new tab)

How to fix?

Upgrade RHEL:8 postgresql:12/postgresql-pltcl to version 0:12.5-1.module+el8.3.0+9042+664538f4 or higher.
This issue was patched in RHSA-2020:5620.

NVD Description

Note: Versions mentioned in the description apply only to the upstream postgresql:12/postgresql-pltcl package and not the postgresql:12/postgresql-pltcl package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.

CVSS Scores

version 3.1