Information Exposure Affecting postgresql-pltcl package, versions <0:12.7-1.module+el8.4.0+20191+2f8d0e59


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (30th percentile)

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  • Snyk IDSNYK-ORACLE8-POSTGRESQLPLTCL-2585308
  • published10 Apr 2022
  • disclosed1 Apr 2021

Introduced: 1 Apr 2021

CVE-2021-3393  (opens in a new tab)
CWE-209  (opens in a new tab)

How to fix?

Upgrade Oracle:8 postgresql-pltcl to version 0:12.7-1.module+el8.4.0+20191+2f8d0e59 or higher.
This issue was patched in ELSA-2021-2372.

NVD Description

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

An information leak was discovered in postgresql in versions before 13.2, before 12.6 and before 11.11. A user having UPDATE permission but not SELECT permission to a particular column could craft queries which, under some circumstances, might disclose values from that column in error messages. An attacker could use this flaw to obtain information stored in a column they are allowed to write but not read.

CVSS Scores

version 3.1