What’s Vulnerable › Vulnerabilities

CVE-2021-20229

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-02-23 · updated 2026-06-17
• Weakness: CWE-863

Description

A flaw was found in PostgreSQL in versions before 13.2. This flaw allows a user with SELECT privilege on one column to craft a special query that returns all columns of the table. The highest threat from this vulnerability is to confidentiality.

Affected products

• Fedoraproject Fedora: 33
• PostgreSQL: from 13.0 before 13.2 — fixed in 13.2
• Red Hat Enterprise Linux: 7.0, 8.0
• RedHat Software Collections: all versions

How to fix

Upgrade to a fixed version: PostgreSQL 13.2. Check the vendor advisory for mitigations.

References

• https://bugzilla.redhat.com/show_bug.cgi?id=1925296
• https://security.gentoo.org/glsa/202105-32
• https://security.netapp.com/advisory/ntap-20210326-0005/
• https://bugzilla.redhat.com/show_bug.cgi?id=1925296
• https://security.gentoo.org/glsa/202105-32
• https://security.netapp.com/advisory/ntap-20210326-0005/

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