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CVSS: 2.4EPSS: 0%CPEs: 2EXPL: 0

ClickHouse is an open-source column-oriented database management system. A bug exists in the cloud ClickHouse offering prior to version 24.0.2.54535 and in github.com/clickhouse/clickhouse version 23.1. Query caching bypasses the role based access controls and the policies being enforced on roles. In affected versions, the query cache only respects separate users, however this is not documented and not expected behavior. People relying on ClickHouse roles can have their access control lists bypassed if they are using query caching. • https://github.com/ClickHouse/ClickHouse/blob/bd17ee769e337906c4b1f404861e042ad72fcbfc/src/Interpreters/executeQuery.cpp#L1013-L1015 https://github.com/ClickHouse/ClickHouse/pull/58611 https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-45h5-f7g3-gr8r • CWE-863: Incorrect Authorization •

CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0

ClickHouse is an open-source column-oriented database management system that allows generating analytical data reports in real-time. A heap buffer overflow issue was discovered in ClickHouse server. An attacker could send a specially crafted payload to the native interface exposed by default on port 9000/tcp, triggering a bug in the decompression logic of Gorilla codec that crashes the ClickHouse server process. This attack does not require authentication. This issue has been addressed in ClickHouse Cloud version 23.9.2.47551 and ClickHouse versions 23.10.5.20, 23.3.18.15, 23.8.8.20, and 23.9.6.20. • https://github.com/ClickHouse/ClickHouse/pull/57107 https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-5rmf-5g48-xv63 • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0

ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time. This vulnerability is an integer underflow resulting in crash due to stack buffer overflow in decompression of FPC codec. It can be triggered and exploited by an unauthenticated attacker. The vulnerability is very similar to CVE-2023-47118 with how the vulnerable function can be exploited. ClickHouse® es un sistema de gestión de bases de datos orientado a columnas de código abierto que permite generar informes de datos analíticos en tiempo real. • https://github.com/ClickHouse/ClickHouse/pull/56795 https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-qw9f-qv29-8938 • CWE-191: Integer Underflow (Wrap or Wraparound) •

CVSS: 9.8EPSS: 0%CPEs: 5EXPL: 0

ClickHouse® is an open-source column-oriented database management system that allows generating analytical data reports in real-time. A heap buffer overflow issue was discovered in ClickHouse server. An attacker could send a specially crafted payload to the native interface exposed by default on port 9000/tcp, triggering a bug in the decompression logic of T64 codec that crashes the ClickHouse server process. This attack does not require authentication. Note that this exploit can also be triggered via HTTP protocol, however, the attacker will need a valid credential as the HTTP authentication take places first. • https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-g22g-p6q2-x39v • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •

CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0

An issue was discovered in ClickHouse before 22.9.1.2603. An attacker could send a crafted HTTP request to the HTTP Endpoint (usually listening on port 8123 by default), causing a heap-based buffer overflow that crashes the process. This does not require authentication. The fixed versions are 22.9.1.2603, 22.8.2.11, 22.7.4.16, 22.6.6.16, and 22.3.12.19. Se descubrió un problema en ClickHouse antes del 22.9.1.2603. • https://clickhouse.com/docs/en/whats-new/security-changelog • CWE-787: Out-of-bounds Write •