CVE-2018-14671
CVE-2018-14671 is a critical-severity vulnerability in Clickhouse with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 3% (88th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-20
- Affected product: Clickhouse
- Published:
- Last modified:
Description
In ClickHouse before 18.10.3, unixODBC allowed loading arbitrary shared objects from the file system which led to a Remote Code Execution vulnerability.
Frequently asked questions
- What is CVE-2018-14671?
- In ClickHouse before 18.10.3, unixODBC allowed loading arbitrary shared objects from the file system which led to a Remote Code Execution vulnerability.
- How severe is CVE-2018-14671?
- CVE-2018-14671 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-14671 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-14671?
- CVE-2018-14671 affects Clickhouse. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-14671?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-14671 published?
- CVE-2018-14671 was published on 2019-08-15 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:clickhouse:clickhouse:*:*:*:*:*:*:*:*
More vulnerabilities in Clickhouse
- CVE-2019-16535 — Critical (CVSS 9.8): In all versions of ClickHouse before 19.14, an OOB read, OOB write and integer underflow in decompression algorithms…
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- CVE-2019-16536 — High (CVSS 8.8): Stack overflow leading to DoS can be triggered by a malicious authenticated client in Clickhouse before 19.14.3.3.
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