CVE-2020-26759

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.11% Top 15%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/mymarilyn/clickhouse-driver/commit/d708ed548e1d6f254ba81a21de8ba543a53b5598 third party advisory patch
https://github.com/mymarilyn/clickhouse-driver/commit/3e990547e064b8fca916b23a0f7d6fe8c63c7f6b third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2020-26759?
CVE-2020-26759 has been scored as a critical severity vulnerability.
How to fix CVE-2020-26759?
To fix CVE-2020-26759, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-26759 being actively exploited in the wild?
It is possible that CVE-2020-26759 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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