CVE-2020-26759
Arbitrary code execution in clickhouse-driver
9.8
CRITICAL
CVSS 3.1
EPSS 3.1%
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.
How to fix CVE-2020-26759
To remediate CVE-2020-26759, upgrade the affected package to a fixed version below.
- Bitnami/clickhouse—upgrade to 0.1.5 or later
- —upgrade to 0.2.0-1 or later
- —upgrade to 0.1.5 or later
- —upgrade to d708ed548e1d6f254ba81a21de8ba543a53b5598 or later
Is CVE-2020-26759 being exploited?
Low — EPSS is 3.1%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 0.1.5
- from 0, < 0.2.0-1
- from 0, < 0.1.5
- from 0, < d708ed548e1d6f254ba81a21de8ba543a53b5598, < 3e990547e064b8fca916b23a0f7d6fe8c63c7f6b | from 0, < 0.1.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |