CVE-2021-23222
MEDIUMCVSS 5.9/10EPSS 1.50%
Last modified
CVE-2021-23222 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. 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.. EPSS estimates a 1.50% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Postgresql | Postgresql | >= 9.6, < 9.6.24 |
| Postgresql | Postgresql | >= 10.0, < 10.19 |
| Postgresql | Postgresql | >= 11.0, < 11.14 |
| Postgresql | Postgresql | >= 12.0, < 12.9 |
| Postgresql | Postgresql | >= 13.0, < 13.5 |
| Postgresql | Postgresql | 14.0 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2022675Issue Tracking, Third Party Advisory
- https://github.com/postgres/postgres/commit/160c0258802d10b0600d7671b1bbea55d8e17d45Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202211-04Third Party Advisory
- https://www.postgresql.org/support/security/CVE-2021-23222/Release Notes, Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2022675Issue Tracking, Third Party Advisory
- https://github.com/postgres/postgres/commit/160c0258802d10b0600d7671b1bbea55d8e17d45Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202211-04Third Party Advisory
- https://www.postgresql.org/support/security/CVE-2021-23222/Release Notes, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-23222?
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.
How severe is CVE-2021-23222?
CVE-2021-23222 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.50% probability of exploitation in the next 30 days.
How do I fix CVE-2021-23222?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-23215An integer overflow leading to a heap-buffer overflow was fo…5.5
- CVE-2021-23217NVIDIA GPU and Tegra hardware contain a vulnerability in the…7.5
- CVE-2021-23218When running with FIPS mode enabled, Mirantis Container Runt…7.5
- CVE-2021-23219NVIDIA GPU and Tegra hardware contain a vulnerability in the…4.1
- CVE-2021-2322Vulnerability in OpenGrok (component: Web App). Versions tha…8.8
- CVE-2021-23220Rejected reason: This candidate was in a CNA pool that was n…
- CVE-2021-23223Improper initialization for some Intel(R) PROSet/Wireless Wi…7.8
- CVE-2021-23224Rejected reason: This candidate was in a CNA pool that was n…
- CVE-2021-23225Cacti 1.1.38 allows authenticated users with User Management…5.4
- CVE-2021-23227Cross-Site Request Forgery (CSRF) vulnerability in Alexander…8.8
- CVE-2021-23228DIAEnergie Version 1.7.5 and prior is vulnerable to a reflec…6.1
- CVE-2021-2323Vulnerability in the Oracle FLEXCUBE Universal Banking produ…5.9
Are you affected by CVE-2021-23222?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST