{"cve":"CVE-2018-7749","nvd":{"published":"2018-03-12T19:29:00.207","modified":"2026-06-17T02:03:38.587","status":"Modified","description":"The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.","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":["CWE-287"],"references":["https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4","https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ","https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4","https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ"],"products":["asyncssh_project:asyncssh"],"source":"nvd","synced_at":"2026-10-19T20:48:50.842038930+00:00"},"epss":{"cve":"CVE-2018-7749","score":0.01749,"percentile":0.77856,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-97cv-6pjf-5f9q","url":"https://osv.dev/vulnerability/GHSA-97cv-6pjf-5f9q","summary":"AsyncSSH SSH Server Authentication Bypass","modified":"2025-02-16T05:28:33.468247Z","packages":[{"ecosystem":"PyPI","name":"asyncssh","purl":"pkg:pypi/asyncssh","ranges":["<1.12.1"],"fixed":["1.12.1"]}]},{"id":"PYSEC-2018-108","url":"https://osv.dev/vulnerability/PYSEC-2018-108","summary":"","modified":"2026-06-10T17:00:10.905276221Z","packages":[{"ecosystem":"PyPI","name":"asyncssh","purl":"pkg:pypi/asyncssh","ranges":["<1.12.1"],"fixed":["1.12.1"]}]}],"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."]}