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Vulnerability details: VCID-1727-mk3s-j7gf
Vulnerability ID VCID-1727-mk3s-j7gf
Aliases CVE-2021-23222
Summary libpq processes unencrypted bytes from man-in-the-middlemore details
Status Published
Exploitability 0.5
Weighted Severity 5.3
Risk 2.6
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-522 Insufficiently Protected Credentials
System Score Found at
cvssv3 3.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23222.json
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00326 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2021-23222
cvssv3.1 3.7 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-23222
cvssv3.1 5.9 https://nvd.nist.gov/vuln/detail/CVE-2021-23222
archlinux Low https://security.archlinux.org/AVG-2547
cvssv3 3.7 https://www.postgresql.org/support/security/CVE-2021-23222/
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23222.json
https://api.first.org/data/v1/epss?cve=CVE-2021-23222
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23214
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23222
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/postgres/postgres/commit/160c0258802d10b0600d7671b1bbea55d8e17d45
https://git.postgresql.org/gitweb/?p=postgresql.git%3Ba=commitdiff%3Bh=d83cdfdca9d918bbbd6bb209139b94c954da7228
https://security.gentoo.org/glsa/202211-04
https://www.postgresql.org/about/news/postgresql-141-135-129-1114-1019-and-9624-released-2349/
https://www.postgresql.org/support/security/CVE-2021-23222/
2022675 https://bugzilla.redhat.com/show_bug.cgi?id=2022675
AVG-2547 https://security.archlinux.org/AVG-2547
cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:*
cpe:2.3:a:postgresql:postgresql:14.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:postgresql:postgresql:14.0:*:*:*:*:*:*:*
CVE-2021-23222 https://nvd.nist.gov/vuln/detail/CVE-2021-23222
RHSA-2021:5179 https://access.redhat.com/errata/RHSA-2021:5179
RHSA-2021:5197 https://access.redhat.com/errata/RHSA-2021:5197
RHSA-2022:1891 https://access.redhat.com/errata/RHSA-2022:1891
USN-5145-1 https://usn.ubuntu.com/5145-1/
USN-5765-1 https://usn.ubuntu.com/5765-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-23222.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23222
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2021-23222
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.54914
EPSS Score 0.00326
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:03:25.474478+00:00 PostgreSQL Importer Import https://www.postgresql.org/support/security/CVE-2021-23222 37.0.0