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CVE-2019-16536— Stack overflow leading to DoS can be triggered by a malicious authenticated client.

Quick assessment

Affected
Clickhouse DB
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ClickHouse是ClickHouse开源的一个用于实时应用程序和分析的速度最快、资源效率最高的开源数据库。 ClickHouse 19.14.3.3之前版本存在安全漏洞，该漏洞源于恶意认证客户端可能触发堆栈溢出，导致拒绝服务。

AI Predicted 7.5 Difficulty: Easy EPSS 0.86% · P55

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
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I. Basic Information for CVE-2019-16536

Vulnerability Information
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Vulnerability Title
Stack overflow leading to DoS can be triggered by a malicious authenticated client.
Source: CVE Program / CVE List V5
Vulnerability Description
Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
ClickHouse 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ClickHouse是ClickHouse开源的一个用于实时应用程序和分析的速度最快、资源效率最高的开源数据库。 ClickHouse 19.14.3.3之前版本存在安全漏洞，该漏洞源于恶意认证客户端可能触发堆栈溢出，导致拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Clickhouse DB 19.14.3.3 -

II. Public POCs for CVE-2019-16536

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III. Intelligence Information for CVE-2019-16536

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Vendor Advisories for CVE-2019-16536 (1)

IV. Related Vulnerabilities

Same product: DB
Same vendor: Clickhouse
Same weakness: CWE-120

V. Comments for CVE-2019-16536

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