In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol
Published Dec 30, 2019
9.8
CRITICALCVSS 3.1
EPSS 1.70%
Description
In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms can be used to achieve RCE or DoS via native protocol.
Affected products
- Vendor n/a Product ClickHouse Defaultn/a
- Version All versions prior to version 19.14.StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | ClickHouse | n/a |
|
- < 19.14
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2021-2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (14 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 1.70% (0.01695) | 76.34th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.70% (0.01695) | 74.08th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.06% (0.01063) | 75.68th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.31% (0.02305) | 74.54th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.22% (0.00222) | 60.93th | v3 (v2023.03.01) |
| Jun 13, 2024 | 0.22% (0.00222) | 60.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.22% (0.00222) | 58.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 9.03% (0.09029) | 86.86th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.84% (0.01840) | 47.83th | v5 (v2026.06.15) |
| Jan 6, 2022 | 1.84% (0.01840) | 47.32th | v1 |
| Sep 1, 2021 | 0.42% (0.00416) | 25.53th | v1 |
| Apr 14, 2021 | 0.42% (0.00416) | 0.00th | v1 |
References (1)
- https://clickhouse.yandex/docs/en/security_changelog/ x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://clickhouse.yandex/docs/en/security_changelog/ | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.