{"id":"CVE-2018-7749","aliases":["GHSA-97cv-6pjf-5f9q","PYSEC-2018-108"],"url":"https://o3.security/vulnerability/CVE-2018-7749","summary":"AsyncSSH SSH Server Authentication Bypass","details":"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.","published":"2018-03-12T19:29:00.207Z","modified":"2026-08-07T14:59:36.124935Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"asyncssh","fixedVersion":"1.12.1"}],"fix":{"url":"https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4","label":"ronf/asyncssh@c161e26"},"references":[{"type":"WEB","url":"https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ"},{"type":"ADVISORY","url":"https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T14:59:36.124935Z"}}