Clickhouse DB 19.14.3.3 on Linux buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Clickhouse DB 19.14.3.3 on Linux. The affected element is an unknown function. Performing a manipulation results in buffer overflow. This vulnerability was named CVE-2019-16536. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Clickhouse DB 19.14.3.3 on Linux. This affects some unknown functionality. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on availability. The summary by CVE is:

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

The weakness was presented with Yandex. It is possible to read the advisory at clickhouse.com. This vulnerability is uniquely identified as CVE-2019-16536 since 09/19/2019. The exploitability is told to be easy. It is possible to initiate the attack remotely. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 19.14.3.3 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔍
CNA CVSS-BT Score: 🔍
CNA Vector: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.7

VulDB Base Score: 4.9
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: DB 19.14.3.3

Timelineinfo

09/19/2019 🔍
05/21/2025 +2071 days 🔍
05/21/2025 +0 days 🔍
06/25/2025 +35 days 🔍

Sourcesinfo

Advisory: clickhouse.com
Organization: Yandex
Status: Confirmed

CVE: CVE-2019-16536 (🔍)
GCVE (CVE): GCVE-0-2019-16536
GCVE (VulDB): GCVE-100-309843

Entryinfo

Created: 05/21/2025 09:35
Updated: 06/25/2025 18:46
Changes: 05/21/2025 09:35 (68), 06/25/2025 18:14 (1), 06/25/2025 18:46 (11)
Complete: 🔍
Cache ID: 216::103

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