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High severity7.0NVD Advisory· Published Dec 22, 2023· Updated Jun 17, 2026

CVE-2023-48704

CVE-2023-48704

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • Clickhouse/Clickhouse3 versions
    cpe:2.3:a:clickhouse:clickhouse:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:clickhouse:clickhouse:*:*:*:*:*:*:*:*range: >=23.3,<23.3.18.15
    • (no CPE)range: before 23.9.2.47551, 23.10.5.20, 23.3.18.15, 23.8.8.20, 23.9.6.20
    • (no CPE)range: < 23.9.2.47551
  • Clickhouse/Clickhouse Cloud
    cpe:2.3:a:clickhouse:clickhouse_cloud:*:*:*:*:*:*:*:*
    Range: <23.9.2.47551

Patches

Vulnerability mechanics

References

2

News mentions

0

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