{"cve":"CVE-2017-16228","nvd":{"published":"2017-10-29T20:29:00.237","modified":"2026-06-17T01:09:00.797","status":"Modified","description":"Dulwich before 0.18.5, when an SSH subprocess is used, allows remote attackers to execute arbitrary commands via an ssh URL with an initial dash character in the hostname, a related issue to CVE-2017-9800, CVE-2017-12836, CVE-2017-12976, CVE-2017-1000116, and CVE-2017-1000117.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":[],"references":["https://tracker.debian.org/news/882440","https://www.dulwich.io/code/dulwich/","https://www.dulwich.io/code/dulwich/commit/7116a0cbbda571f7dac863f4b1c00b6e16d6d8d6/","https://tracker.debian.org/news/882440","https://www.dulwich.io/code/dulwich/"],"products":["dulwich_project:dulwich"],"source":"nvd","synced_at":"2026-10-19T20:47:01.408438353+00:00"},"epss":{"cve":"CVE-2017-16228","score":0.03706,"percentile":0.89747,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-cwwh-4382-6fwr","url":"https://osv.dev/vulnerability/GHSA-cwwh-4382-6fwr","summary":"Dulwich RCE Vulnerability","modified":"2024-11-30T05:33:25.494557Z","packages":[{"ecosystem":"PyPI","name":"dulwich","purl":"pkg:pypi/dulwich","ranges":["<0.18.5"],"fixed":["0.18.5"]}]},{"id":"PYSEC-2017-12","url":"https://osv.dev/vulnerability/PYSEC-2017-12","summary":"","modified":"2026-06-10T17:01:13.161612470Z","packages":[{"ecosystem":"PyPI","name":"dulwich","purl":"pkg:pypi/dulwich","ranges":["<0.18.5"],"fixed":["0.18.5"]}]}],"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."]}