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I. Basic Information for CVE-2021-42391
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Divide-by-zero in Clickhouse's Gorilla compression codec when parsing a malicious query. The first byte of the compressed buffer is used in a modulo operation without being checked for 0.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
除零错误
Source: NVD (National Vulnerability Database)
Vulnerability Title
Yandex ClickHouse 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Yandex ClickHouse是俄罗斯Yandex公司的一套用于在线分析处理的开源列式数据库。 Yandex ClickHouse 存在数字错误漏洞，目前暂无该漏洞信息，请随时关注CNNVD或厂商公告。
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
VendorProductAffected VersionsCPESubscribe
yandexclickhouse unspecified ~ 21.10.2.15-stable -
II. Public POCs for CVE-2021-42391
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III. Intelligence Information for CVE-2021-42391
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IV. Related Vulnerabilities
Same product: clickhouse
Same vendor: yandex
Same weakness: CWE-369
V. Comments for CVE-2021-42391

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