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CVE-2024-6873

CVE-2024-6873 · Specially crafted request could caused undefined behaviour which may lead to Remote Code Execution.

This page contains facts from public vulnerability sources. Check the original advisory before updating.

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 .

CVSS 8.1 · High · EPSS 0.7% · Fix available

Published
Updated

Stack: system · database

Affected products and versions

  • clickhouse

    Versions
    • ≥ v23.8.0, < v23.8.15.35-lts: Affected (custom)
    • ≥ v24.3.0, < v24.3.4.147-lts: Affected (custom)
    • ≥ v24.4.0, < v24.4.2.141-stable: Affected (custom)
    • ≥ v24.5.0, < v24.5.1.1763: Affected (custom)
    • ≥ v24.6.0, < v24.6.1.4423-stable: Affected (custom)

    Update to v23.8.15.35-lts; Update to v24.3.4.147-lts; Update to v24.4.2.141-stable; Update to v24.5.1.1763; Update to v24.6.1.4423-stable

  • clickhouse Ubuntu:20.04:LTS

    Versions
    • 18.16.1+ds-5
    • 18.16.1+ds-5ubuntu1
    • 18.16.1+ds-5ubuntu2
    • 18.16.1+ds-6ubuntu1
    • 18.16.1+ds-7
    • 18.16.1+ds-7ubuntu0.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • clickhouse Ubuntu:24.04:LTS

    Versions
    • 18.16.1+ds-7.4
    • 18.16.1+ds-7.4build1
    • 18.16.1+ds-7.4build2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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