CVE-2023-48704

High

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.

SeverityHigh
CVSS7.0
Exploit probability—
ProductClickhouse
PublishedDec 22, 2023
First seenDec 22, 2023

How to fix

Update
  • clickhouse clickhouse23.3.18.15, 23.8.8.20, 23.9.6.20, 23.10.5.20 or later
  • clickhouse clickhouse_cloud23.9.2.47551 or later

Affected products

ProductAffected versionsFixed in
clickhouse clickhouse23.3 ≤ v < 23.3.18.15, 23.8 ≤ v < 23.8.8.20, 23.9 ≤ v < 23.9.6.20, 23.10 ≤ v < 23.10.5.2023.3.18.15, 23.8.8.20, 23.9.6.20, 23.10.5.20
clickhouse clickhouse_cloudv < 23.9.2.4755123.9.2.47551

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

In the Intelligence 360 plan

Attack Surface Management

See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.