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CVE-2023-31136

3.7 · LOW

PostgresNIO is a Swift client for PostgreSQL.

Published May 9, 2023CWE-522EPSS 0.49%

Overview

CVE-2023-31136 is a low-severity vulnerability. It was published on May 9, 2023 and has a CVSS 3.1 base score of 3.7 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

PostgresNIO is a Swift client for PostgreSQL. Any user of PostgresNIO prior to version 1.14.2 connecting to servers with TLS enabled is vulnerable to a man-in-the-middle attacker injecting false responses to the client's first few queries, despite the use of TLS certificate verification and encryption. The vulnerability is addressed in PostgresNIO versions starting from 1.14.2. There are no known workarounds for unpatched users.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/advisories/GHSA-467w-rrqc-395fGitHubgithub.com/advisories/GHSA-735f-7qx4-jqq5GitHubgithub.com/apple/swift-nio/pull/2419GitHubgithub.com/vapor/postgres-nio/commit/2df54bc94607f44584ae6ffa74e3cd754fffafc7GitHubgithub.com/vapor/postgres-nio/releases/tag/1.14.2GitHubgithub.com/vapor/postgres-nio/security/advisories/GHSA-9cfh-vx93-84vvRefwww.postgresql.org/support/security/CVE-2021-23214/Refwww.postgresql.org/support/security/CVE-2021-23222/GitHubgithub.com/advisories/GHSA-467w-rrqc-395fGitHubgithub.com/advisories/GHSA-735f-7qx4-jqq5

How CyberStrike helps

Frequently asked questions

What is CVE-2023-31136?

CVE-2023-31136 is a low-severity vulnerability. It was published on May 9, 2023 and has a CVSS 3.1 base score of 3.7 (LOW).

How severe is CVE-2023-31136?

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-31136?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-31136?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-31136 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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