CVE-2020-26759 — CRITICAL (9.8)

Q: What is CVE-2020-26759?

CVE-2020-26759 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

Q: How severe is CVE-2020-26759?

CVE-2020-26759 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2020-26759?

Check the references section above for vendor advisories and patch information. Affected products include: Clickhouse-Driver Project Clickhouse-Driver.

Vulnerability 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.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Clickhouse-Driver Project	Clickhouse-Driver	< 0.1.5

Related Weaknesses (CWE)

CWE-120

References

https://github.com/mymarilyn/clickhouse-driver/commit/3e990547e064b8fca916b23a0fPatchThird Party Advisory
https://github.com/mymarilyn/clickhouse-driver/commit/d708ed548e1d6f254ba81a21dePatchThird Party Advisory
https://github.com/mymarilyn/clickhouse-driver/commit/3e990547e064b8fca916b23a0fPatchThird Party Advisory
https://github.com/mymarilyn/clickhouse-driver/commit/d708ed548e1d6f254ba81a21dePatchThird Party Advisory

FAQ

What is CVE-2020-26759?

CVE-2020-26759 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

How severe is CVE-2020-26759?

CVE-2020-26759 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-26759?

Check the references section above for vendor advisories and patch information. Affected products include: Clickhouse-Driver Project Clickhouse-Driver.