CVE-2020-26759

CRITICAL

clickhouse-driver <0.1.5 - Buffer Overflow

Title source: llm
STIX 2.1

Description

clickhouse-driver before 0.1.5 allows a malicious clickhouse server to trigger a crash or execute arbitrary code (on a database client) via a crafted server response, due to a buffer overflow.

Scores

CVSS v3 9.8
EPSS 0.0311
EPSS Percentile 86.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-120
Status published
Products (2)
clickhouse-driver_project/clickhouse-driver < 0.1.5
pypi/clickhouse-driver 0 - 0.1.5PyPI
Published Jan 06, 2021
Tracked Since Feb 18, 2026