CVE-2023-48298 - CVE House

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Status published Medium CVE-2023-48298

Integer underflow leading to stack overflow in FPC codec decompression

5.9 CVSS

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from ClickHouse

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Fail input validation in clickhouse-library-bridge API could lead to RCE under specific configuration

Specially crafted request could caused undefined behaviour which may lead to Remote Code Execution.

ClickHouse's Role-based Access Control is bypassed when query caching is enabled.

Unauthenticated heap buffer overflow in Gorrila codec decompression

Heap buffer overflow in T64 codec decompression

Affected Vendor

ClickHouse

View all reports →

Affected Software

ClickHouse

Vulnerable Versions:

<= 23.10.2.14

Timeline

Official Publish: December 21st, 2023

Last Modified: November 27th, 2024

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1574 Hijack Execution Flow

Privilege Escalation

T1059 Command and Scripting Interpreter

T1485 Data Destruction

T1499 Endpoint Denial of Service