{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2018-7749","sourceIdentifier":"cve@mitre.org","published":"2018-03-12T19:29:00.207","lastModified":"2026-06-17T02:03:38.587","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"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."},{"lang":"es","value":"La implementación del servidor SSH en AsyncSSH, en versiones anteriores a la 1.12.1, no comprueba adecuadamente si la autenticación se completa antes de procesar otras peticiones. Un cliente SSH personalizado puede simplemente omitir el paso de autenticación."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:P/I:P/A:P","baseScore":7.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-287"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:asyncssh_project:asyncssh:*:*:*:*:*:*:*:*","versionEndExcluding":"1.12.1","matchCriteriaId":"9909F21E-2C0C-46A8-961C-01564802EB9F"}]}]}],"references":[{"url":"https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4","source":"cve@mitre.org","tags":["Third Party Advisory"]},{"url":"https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ","source":"cve@mitre.org"},{"url":"https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory"]},{"url":"https://groups.google.com/forum/#%21msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}