Medium severity5.9NVD Advisory· Published Mar 2, 2022· Updated Jun 17, 2026
CVE-2021-23222
CVE-2021-23222
Description
A man-in-the-middle attacker can inject false responses to the client's first few queries, despite the use of SSL certificate verification and encryption.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
120cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*range: >=9.6,<9.6.24
- cpe:2.3:a:postgresql:postgresql:14.0:*:*:*:*:*:*:*
- (no CPE)
- osv-coords117 versionspkg:bitnami/postgresqlpkg:rpm/almalinux/libpqpkg:rpm/almalinux/libpq-develpkg:rpm/opensuse/postgresql10&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/postgresql10&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/postgresql10&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql11&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql12&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/postgresql12&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql13&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/postgresql13&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql14&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/postgresql14&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql15&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql16&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/postgresql17&distro=openSUSE%20Tumbleweedpkg:rpm/suse/postgresql&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/postgresql&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/postgresql&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/postgresql&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/postgresql&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/postgresql&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/postgresql&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/postgresql10&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/postgresql10&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP3pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/postgresql10&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/postgresql10&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/postgresql10&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/postgresql10&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/postgresql10&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/postgresql12&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Legacy%2015%20SP3pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP2pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/postgresql12&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP2pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/postgresql13&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/postgresql14&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP2pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP2pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Server%20Applications%2015%20SP3pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/postgresql14&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/postgresql14&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/postgresql14&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/postgresql14&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/postgresql14&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/postgresql96&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/postgresql96&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/postgresql96&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/postgresql96&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/postgresql96&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/postgresql96&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/postgresql96&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208
>= 9.6.0, < 9.6.24+ 116 more
- (no CPE)range: >= 9.6.0, < 9.6.24
- (no CPE)range: < 13.5-1.el8
- (no CPE)range: < 13.5-1.el8
- (no CPE)range: < 10.19-lp152.2.27.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-1.1
- (no CPE)range: < 11.14-1.1
- (no CPE)range: < 12.9-8.26.1
- (no CPE)range: < 12.9-1.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-1.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-1.1
- (no CPE)range: < 15.4-2.1
- (no CPE)range: < 16.4-1.1
- (no CPE)range: < 17.6-2.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 12.0.1-150000.8.19.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 14-4.10.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.22-150000.4.42.1
- (no CPE)range: < 10.22-150000.4.42.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.22-150000.4.42.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.22-150000.4.42.1
- (no CPE)range: < 10.19-8.41.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 10.19-4.22.1
- (no CPE)range: < 12.12-150100.3.33.1
- (no CPE)range: < 12.12-150100.3.33.1
- (no CPE)range: < 12.12-150100.3.33.1
- (no CPE)range: < 12.9-8.26.1
- (no CPE)range: < 12.9-8.26.1
- (no CPE)range: < 12.9-8.26.1
- (no CPE)range: < 12.9-8.26.1
- (no CPE)range: < 12.9-8.26.1
- (no CPE)range: < 12.9-3.21.1
- (no CPE)range: < 12.12-150100.3.33.1
- (no CPE)range: < 12.12-150100.3.33.1
- (no CPE)range: < 12.9-3.21.1
- (no CPE)range: < 12.12-150100.3.33.1
- (no CPE)range: < 12.9-3.21.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-5.22.1
- (no CPE)range: < 13.5-3.15.2
- (no CPE)range: < 13.5-3.15.2
- (no CPE)range: < 13.5-3.15.2
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-5.6.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 14.1-3.3.1
- (no CPE)range: < 9.6.24-6.18.2
- (no CPE)range: < 9.6.24-6.18.2
- (no CPE)range: < 9.6.24-6.18.2
- (no CPE)range: < 9.6.24-6.18.2
- (no CPE)range: < 9.6.24-6.18.2
- (no CPE)range: < 9.6.24-6.18.2
- (no CPE)range: < 9.6.24-6.18.2
Patches
Vulnerability mechanics
References
5- github.com/postgres/postgres/commit/160c0258802d10b0600d7671b1bbea55d8e17d45nvdPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- security.gentoo.org/glsa/202211-04nvdThird Party Advisory
- www.postgresql.org/support/security/CVE-2021-23222/nvdRelease NotesVendor Advisory
- git.postgresql.org/gitweb/nvd
News mentions
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