CVE-2023-48298
MEDIUMClickHouse 23.3-23.3.17.12 and 23.9-23.9.2.47474 - Unauthenticated Integer Underflow via FPC Codec Decompression
Title source: llmDescription
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.
References (2)
Core 2
Core References
Vendor Advisory x_refsource_confirm
https://github.com/ClickHouse/ClickHouse/security/advisories/GHSA-qw9f-qv29-8938
Patch x_refsource_misc
https://github.com/ClickHouse/ClickHouse/pull/56795
Scores
CVSS v3
5.9
EPSS
0.0063
EPSS Percentile
45.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-191
Status
published
Products (2)
clickhouse/clickhouse
23.3 - 23.3.17.13
clickhouse/clickhouse_cloud
23.9 - 23.9.2.47475
Published
Dec 21, 2023
Tracked Since
Feb 18, 2026