Buffer Overflow Vulnerability in ClickHouse Driver by MyMarilyn
CVE-2020-26759

9.8CRITICAL

Key Information:

Vendor

Clickhouse-driver Project

Status
Clickhouse-driver
Vendor
CVE Published:
6 January 2021

What is CVE-2020-26759?

The ClickHouse Driver prior to version 0.1.5 is susceptible to a buffer overflow vulnerability. This flaw allows a malicious ClickHouse server to send a specially crafted response that could lead to a crash of the database client or potentially enable execution of arbitrary code. This vulnerability poses a significant risk to users by compromising the integrity of client operations when interacting with the database.

References

https://github.com/mymarilyn/clickhouse-driver/commit/d70...
x_refsource_MISC
https://github.com/mymarilyn/clickhouse-driver/commit/3e9...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.