CVE-2026-19854

CVE-2026-19854 affects the ClickHouse plugin (Grafana) when it uses the Native protocol (the default) together with PDC or secure SOCKS . The root cause is that the underlying connection library requests TLS but then ignores it, resulting in plaintext communication with ClickHouse. Concretely, us...

CVE-2026-19854 CVE-2026-19854 CVE Record

When the ClickHouse plugin uses Native protocol the default with PDC or secure SOCKS, it asks for TLS but the connection library ignores that and talks to ClickHouse in the clear. Username, password, queries, and results can be read on the hop after the proxy. The server certificate is never...

CVE-2026-19854 CVE-2026-19854 CVE Record

When the ClickHouse plugin uses Native protocol the default with PDC or secure SOCKS, it asks for TLS but the connection library ignores that and talks to ClickHouse in the clear. Username, password, queries, and results can be read on the hop after the proxy. The server certificate is never...

PT-2026-82509

When the ClickHouse plugin uses Native protocol the default with PDC or secure SOCKS, it asks for TLS but the connection library ignores that and talks to ClickHouse in the clear. Username, password, queries, and results can be read on the hop after the proxy. The server certificate is never...

CVE-2019-16535

In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol...

Integer overflow

In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol...

CVE-2019-16535

In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol...

CVE-2019-16535

ClickHouse vulnerability CVE-2019-16535 affects all versions before 19.14. The root cause is an out-of-bounds read/write and an integer underflow in decompression algorithms used by the native protocol, which can lead to remote code execution or denial of service via the native protocol. Affected...

CVE-2019-16535

Аn OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol. Eldar Zaitov of Yandex Information Security Team...

voldemort-info NSE Script

Retrieves cluster and store information from the Voldemort distributed key-value store using the Voldemort Native Protocol. Example Usage nmap -p 6666 --script voldemort-info Script Output PORT STATE SERVICE 6666/tcp open irc | voldemort-info: | Cluster | Name: mycluster | Id: 0 | Host: localhost...