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01 Record

CVE-2021-32028

A flaw was found in postgresql. Using an INSERT ... ON CONFLICT ... DO UPDATE command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The

UnratedPUBLISHEDCNA: redhat
CNA base scoreUnratedNo CNA CVSS vector
View raw JSON

02 Description

A flaw was found in postgresql. Using an INSERT ... ON CONFLICT ... DO UPDATE command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.55% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 74.7% of scored records. A rank, not a probability.
NVD base score
6.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-10-11 00:00Z5 YR AGO
Last updated
2024-08-03 23:17Z2 YR AGO
Reserved
2021-05-04
Assigning CNA
redhat
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
Data version
5.1
Document digest
5345e4a07e873756062239ec2676444718262c89f07066953142201b6eedd42c

05 Affected products

VendorProductVersionsPlatforms
n/apostgresqlpostgresql 13.3, postgresql 12.7, postgresql 11.12, postgresql 10.17, postgresql 9.6.22—

06 References

07 Fixed in

AlmaLinux 8

  • pgaudit
    Fixed

    A version is affected if any line below covers it.

    • Affected before 1.5.0-1.module_el8.5.0+2607+8c0fd184
    • Affected before 1.5.0-1.module_el8.6.0+2760+1746ec94
  • postgres-decoderbufs
    Fixed

    A version is affected if any line below covers it.

    • Affected before 0.10.0-2.module_el8.5.0+2607+8c0fd184
    • Affected before 0.10.0-2.module_el8.6.0+2758+4f4474df
    • Affected before 0.10.0-2.module_el8.6.0+2760+1746ec94
  • postgresql
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-contrib
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-docs
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-plperl
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-plpython3
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-pltcl
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-server
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-server-devel
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-static
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-test
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-test-rpm-macros
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387

Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

Arch Linux

  • postgresql
    Fixed in 13.3-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

CloudLinux 8

  • pgaudit
    Fixed

    A version is affected if any line below covers it.

    • Affected before 1.5.0-1.module_el8.5.0+2607+8c0fd184
    • Affected before 1.5.0-1.module_el8.6.0+2760+1746ec94
  • postgres-decoderbufs
    Fixed

    A version is affected if any line below covers it.

    • Affected before 0.10.0-2.module_el8.5.0+2607+8c0fd184
    • Affected before 0.10.0-2.module_el8.6.0+2758+4f4474df
    • Affected before 0.10.0-2.module_el8.6.0+2760+1746ec94
  • postgresql
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-contrib
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-docs
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-plperl
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-plpython3
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-pltcl
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-server
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-server-devel
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-static
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-test
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387
  • postgresql-test-rpm-macros
    Fixed

    A version is affected if any line below covers it.

    • Affected before 9.6.22-1.module_el8.4.0+2479+beebcf7e
    • Affected before 9.6.22-1.module_el8.4.0+2492+beebcf7e
    • Affected before 9.6.22-1.module_el8.5.0+58+52470387

Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.

Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.

Debian 11

  • postgresql-13
    Fixed in 13.3-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 18.04 LTS

  • postgresql-10
    Fixed in 10.17-0ubuntu0.18.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu 20.04 LTS

  • postgresql-12
    Fixed in 12.7-0ubuntu0.20.04.1

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 14.04 LTS

  • postgresql-9.3
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 16.04 LTS

  • postgresql-9.5
    No fix yet

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.