CVE-2021-3393

MEDIUM

PostgreSQL < 11.11, < 12.6, < 13.2 - Information Disclosure via Error Message

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1924005
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20210507-0006/
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/202105-32

Scores

CVSS v3 4.3
EPSS 0.0011
EPSS Percentile 28.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-209
Status published
Products (3)
postgresql/postgresql < 11.11
redhat/enterprise_linux 8.0
redhat/software_collections
Published Apr 01, 2021
Tracked Since Feb 18, 2026