CVE-2024-6873

Specially crafted request could caused undefined behaviour which may lead to Remote Code Execution.

State: Published
Severity: 8.1 High
Published: Aug 1, 2024
Updated: Aug 2, 2024
Reserved: Jul 18, 2024

Description

It is possible to crash or redirect the execution flow of the ClickHouse server process from an unauthenticated vector by sending a specially crafted request to the ClickHouse server native interface. This redirection is limited to what is available within a 256-byte range of memory at the time of execution, and no known remote code execution (RCE) code has been produced or exploited.

Fixes have been merged to all currently supported version of ClickHouse. If you are maintaining your own forked version of ClickHouse or using an older version and cannot upgrade, the fix for this vulnerability can be found in this commit https://github.com/ClickHouse/ClickHouse/pull/64024 .

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:H	ClickHouse

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
ClickHouseClickHouse	v23.8.0 to before v23.8.15.35-ltsAffected v24.3.0 to before v24.3.4.147-ltsAffected v24.4.0 to before v24.4.2.141-stableAffected v24.5.0 to before v24.5.1.1763Affected v24.6.0 to before v24.6.1.4423-stableAffected

References

https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-432f-r822-j66f

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.