{"id":"CVE-2019-15024","aliases":["EUVD-2019-6111","GHSA-vv4f-6f99-x599"],"status":"published","title":"In all versions of ClickHouse before 19.14.3, an attacker having write access to ZooKeeper and...","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.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00949,"percentile":0.61453,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2019-12-30T14:39:00Z","modified":"2026-10-24T10:30:27Z","products":[{"vendor":"clickhouse","product":"clickhouse"}],"references":[{"url":"https://clickhouse.yandex/docs/en/security_changelog/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-15024"},{"url":"https://clickhouse.yandex/docs/en/security_changelog"},{"url":"https://github.com/advisories/GHSA-vv4f-6f99-x599"}],"sources":{"cve":[{"id":"CVE-2019-15024","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.","status":"published","published":"2019-12-30T14:39:00Z","modified":"2024-08-05T00:34:53.024Z","updated_at":"2026-11-02T14:20:21.397307Z"}],"euvd":[{"id":"EUVD-2019-6111","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.","status":"published","published":"2019-12-30T14:39:00Z","modified":"2024-08-05T00:34:53Z","updated_at":"2026-11-03T02:40:37.624691Z"}],"ghsa":[{"id":"GHSA-vv4f-6f99-x599","title":"In all versions of ClickHouse before 19.14.3, an attacker having write access to ZooKeeper and...","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.","status":"published","published":"2022-05-24T17:05:15Z","modified":"2025-06-25T21:30:30Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:02:48.872885Z"}],"nvd":[{"id":"CVE-2019-15024","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.","status":"published","published":"2019-12-30T15:15:10.58Z","modified":"2026-06-17T02:19:33.073Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:41.313583Z"}],"osv":[{"id":"CVE-2019-15024","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.","status":"published","published":"2019-12-30T15:15:10.58Z","modified":"2026-10-24T10:30:27.758136405Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:11.361782Z"}]}}