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Vulnerabilities

Vulnerability · CVE-2019-16536

Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.

Published May 21, 2025 · catalog updated May 21, 2025 · ClickHouse DB

Check this week

CVE-2019-16536 is not in CISA KEV. FIRST estimates a 90.00% chance of exploitation in the next 30 days. Check whether you run ClickHouse DB.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.2
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
90.00%
Remediation
Advisory link
Affected products
vendor ClickHouse DB 19.14.3.3

Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor ClickHouse DB 19.14.3.319.14.3.3

How to fix CVE-2019-16536

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-16536 is not in CISA KEV. FIRST estimates a 90.00% chance of exploitation in the next 30 days. Check whether you run ClickHouse DB.

Which versions are affected?

Compare what you have installed with ClickHouse DB 19.14.3.3 19.14.3.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 90.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 21, 2025 · EUVD

    Detected

    Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.

  2. May 21, 2025 · EUVD

    Updated

    Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.

Sources

  • CVE.orgVulnerability recordCVE-2019-16536

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2019-19373

    Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog May 21, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.