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CVE-2021-23214

Date: March 3, 2022

When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of SSL certificate verification and encryption.

Severity Score

Related Resources (12)

https://www.postgresql.org/support/security/CVE-2021-23214/
https://security.alpinelinux.org/vuln/CVE-2021-23214
https://git.postgresql.org/gitweb/?p=postgresql.git%3Ba=commit%3Bh=28e24125541545483093819efae9bca603441951
https://github.com/postgres/postgres/commit/28e24125541545483093819efae9bca603441951
https://bugzilla.redhat.com/show_bug.cgi?id=2022666
https://git.postgresql.org/gitweb/?p=postgresql.git;a=commit;h=28e24125541545483093819efae9bca603441951
https://security-tracker.debian.org/tracker/CVE-2021-23214
https://nvd.nist.gov/vuln/detail/CVE-2021-23214
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-23214
https://security.gentoo.org/glsa/202211-04
https://access.redhat.com/security/cve/CVE-2021-23214
https://www.mend.io/vulnerability-database/CVE-2021-23214

Severity Score

Weakness Type (CWE)

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CWE-89

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): HIGH
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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