{"id":"USN-3796-1","summary":"paramiko vulnerability","details":"Daniel Hoffman discovered that Paramiko incorrectly handled authentication\nwhen being used as a server. A remote attacker could use this issue to\nbypass authentication without any credentials.\n","modified":"2026-02-10T04:41:26Z","published":"2018-10-17T12:57:30Z","related":["UBUNTU-CVE-2018-1000805"],"upstream":["CVE-2018-1000805","UBUNTU-CVE-2018-1000805"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3796-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-1000805"}],"affected":[{"package":{"name":"paramiko","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/paramiko@1.10.1-1git1ubuntu0.2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.10.1-1git1ubuntu0.2"}]}],"versions":["1.10.1-1","1.10.1-1git1","1.10.1-1git1build1","1.10.1-1git1ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python-paramiko","binary_version":"1.10.1-1git1ubuntu0.2"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"id":"CVE-2018-1000805","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3796-1.json"}},{"package":{"name":"paramiko","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/paramiko@1.16.0-1ubuntu0.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.0-1ubuntu0.2"}]}],"versions":["1.15.2-1","1.15.3-1","1.15.3-1ubuntu1","1.16.0-1","1.16.0-1ubuntu0.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python-paramiko","binary_version":"1.16.0-1ubuntu0.2"},{"binary_name":"python3-paramiko","binary_version":"1.16.0-1ubuntu0.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3796-1.json","cves_map":{"cves":[{"id":"CVE-2018-1000805","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:16.04:LTS"}}},{"package":{"name":"paramiko","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/paramiko@2.0.0-1ubuntu1.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.0-1ubuntu1.1"}]}],"versions":["2.0.0-1","2.0.0-1ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python-paramiko","binary_version":"2.0.0-1ubuntu1.1"},{"binary_name":"python3-paramiko","binary_version":"2.0.0-1ubuntu1.1"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2018-1000805","severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:18.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3796-1.json"}}],"schema_version":"1.7.3"}