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CVE-2019-15024 In all versions of ClickHouse before 19.14.3, an attacker having write access to ZooKeeper and who is able to run a…

Description

In all versions of ClickHouse before 19.14.3, an attacker having write access to ZooKeeper and who is able to run a custom server available from the network where ClickHouse runs, can create a custom-built malicious server that will act as a ClickHouse replica and register it in ZooKeeper. When another replica will fetch data part from the malicious replica, it can force clickhouse-server to write to arbitrary path on filesystem.

Affected products and versions

Product Affected versions Fixed in
ClickHouse Versions not published
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