CVE-2023-48704

Name	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.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
clickhouse (PTS)	bullseye	18.16.1+ds-7.2+deb11u1	fixed
	bookworm	18.16.1+ds-7.3	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
clickhouse	source	(unstable)	(not affected)

Notes

- clickhouse <not-affected> (Vulnerable code introduced later, was also filed as #1059367)
https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-5rmf-5g48-xv63
https://github.com/ClickHouse/ClickHouse/pull/57107