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CVE-2023-48704

7.0 · HIGH

ClickHouse is an open-source column-oriented database management system that allows generating analytical data reports in real-time.

Published Dec 22, 2023CWE-120EPSS 0.50%

Overview

CVE-2023-48704 is a high-severity vulnerability. It was published on December 22, 2023 and has a CVSS 3.1 base score of 7.0 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

ClickHouse is an open-source column-oriented database management system that allows generating analytical data reports in real-time. A heap buffer overflow issue was discovered in ClickHouse server. An attacker could send a specially crafted payload to the native interface exposed by default on port 9000/tcp, triggering a bug in the decompression logic of Gorilla codec that crashes the ClickHouse server process. This attack does not require authentication. This issue has been addressed in ClickHouse Cloud version 23.9.2.47551 and ClickHouse versions 23.10.5.20, 23.3.18.15, 23.8.8.20, and 23.9.6.20.

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/ClickHouse/ClickHouse/pull/57107GitHubgithub.com/ClickHouse/ClickHouse/security/advisories/GHSA-5rmf-5g48-xv63GitHubgithub.com/ClickHouse/ClickHouse/pull/57107GitHubgithub.com/ClickHouse/ClickHouse/security/advisories/GHSA-5rmf-5g48-xv63

How CyberStrike helps

Frequently asked questions

What is CVE-2023-48704?

CVE-2023-48704 is a high-severity vulnerability. It was published on December 22, 2023 and has a CVSS 3.1 base score of 7.0 (HIGH).

How severe is CVE-2023-48704?

This vulnerability has a CVSS 3.1 base score of 7.0, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-48704?

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-2023-48704?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-48704 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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