{"cve":"CVE-2024-6854","nvd":{"published":"2025-03-20T10:15:34.377","modified":"2026-06-17T08:18:50.693","status":"Analyzed","description":"In h2oai/h2o-3 version 3.46.0, the endpoint for exporting models does not restrict the export location, allowing an attacker to export a model to any file in the server's file structure, thereby overwriting it. This vulnerability can be exploited to overwrite any file on the target server with a trained model file, although the content of the overwrite is not controllable by the attacker.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H","score":7.1},"cwes":["CWE-36"],"references":["https://huntr.com/bounties/97d013f9-ac51-4c80-8dd7-8dfde11f33b2"],"products":["h2o:h2o"],"source":"nvd","synced_at":"2026-10-19T22:00:17.429720821+00:00"},"epss":{"cve":"CVE-2024-6854","score":0.00776,"percentile":0.55802,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-47f6-5p7h-5f3h","url":"https://osv.dev/vulnerability/GHSA-47f6-5p7h-5f3h","summary":"H2O Vulnerable to Arbitrary File Overwrite via File Export","modified":"2026-07-07T17:57:08.535500605Z","packages":[{"ecosystem":"PyPI","name":"h2o","purl":"pkg:pypi/h2o","ranges":[">=3.32.1.1 <=3.46.0"],"fixed":[]},{"ecosystem":"Maven","name":"ai.h2o:h2o-core","purl":"pkg:maven/ai.h2o/h2o-core","ranges":[">=3.32.1.1 <=3.46.0"],"fixed":[]}]},{"id":"PYSEC-2026-1436","url":"https://osv.dev/vulnerability/PYSEC-2026-1436","summary":"H2O Vulnerable to Arbitrary File Overwrite via File Export","modified":"2026-07-07T17:47:39.215166447Z","packages":[{"ecosystem":"PyPI","name":"h2o","purl":"pkg:pypi/h2o","ranges":[">=3.32.1.1 <=3.46.0"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}