What is CVE-2024-23689?

CVE-2024-23689 is a high-severity vulnerability in Clickhouse Java Libraries, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 8.8/10. Published 2024-01-19.

How severe is CVE-2024-23689?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2024-23689 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Clickhouse Java Libraries

CVE-2024-23689

Exposure of sensitive information in exceptions in ClichHouse's clickhouse-r2dbc, com.clickhouse:clickhouse-jdbc, and com.clickhouse:clickhouse-client versions less than 0.4.6 allows unauthorized users to gain access to client certificate passwords via client exception logs. This occurs when 'sslkey' is specified and an exception, such as a ClickHouseException or SQLException, is thrown during database operations; the certificate password is then included in the logged exception message.

Published 2024-01-19 · last modified 2026-07-14.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Clickhouse Java Libraries

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

github.com/ClickHouse/clickhouse-java/security/advisories/GHSA-g8ph-74m6-8m7r (vendor-advisory, Vendor Advisory)
github.com/ClickHouse/clickhouse-java/issues/1331 (issue-tracking, Exploit, Issue Tracking)
github.com/ClickHouse/clickhouse-java/pull/1334 (issue-tracking, Patch, patch, Issue Tracking)
github.com/ClickHouse/clickhouse-java/releases/tag/v0.4.6 (related, Release Notes)
github.com/advisories/GHSA-g8ph-74m6-8m7r (vendor-advisory, Third Party Advisory, third-party-advisory)
vulncheck.com/advisories/vc-advisory-GHSA-g8ph-74m6-8m7r (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2024-23689?: CVE-2024-23689 is a high-severity vulnerability in Clickhouse Java Libraries, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 8.8/10. Published 2024-01-19.
How severe is CVE-2024-23689?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2024-23689 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.