{"id":"USN-3061-1","summary":"openssh vulnerabilities","details":"Eddie Harari discovered that OpenSSH incorrectly handled password hashing\nwhen authenticating non-existing users. A remote attacker could perform a\ntiming attack and enumerate valid users. (CVE-2016-6210)\n\nTomas Kuthan, Andres Rojas, and Javier Nieto discovered that OpenSSH did\nnot limit password lengths. A remote attacker could use this issue to cause\nOpenSSH to consume resources, leading to a denial of service.\n(CVE-2016-6515)\n","modified":"2026-02-10T04:41:01Z","published":"2016-08-15T16:39:48Z","related":["UBUNTU-CVE-2016-6210","UBUNTU-CVE-2016-6515"],"upstream":["CVE-2016-6210","CVE-2016-6515","UBUNTU-CVE-2016-6210","UBUNTU-CVE-2016-6515"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3061-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6210"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6515"}],"affected":[{"package":{"name":"openssh","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/openssh@1:6.6p1-2ubuntu2.8?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:6.6p1-2ubuntu2.8"}]}],"versions":["1:6.2p2-6","1:6.2p2-6ubuntu1","1:6.4p1-1","1:6.4p1-2","1:6.5p1-1","1:6.5p1-2","1:6.5p1-3","1:6.5p1-4","1:6.5p1-6","1:6.6p1-1","1:6.6p1-2","1:6.6p1-2ubuntu1","1:6.6p1-2ubuntu2","1:6.6p1-2ubuntu2.2","1:6.6p1-2ubuntu2.3","1:6.6p1-2ubuntu2.4","1:6.6p1-2ubuntu2.6","1:6.6p1-2ubuntu2.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:6.6p1-2ubuntu2.8","binary_name":"openssh-client"},{"binary_version":"1:6.6p1-2ubuntu2.8","binary_name":"openssh-server"},{"binary_version":"1:6.6p1-2ubuntu2.8","binary_name":"openssh-sftp-server"},{"binary_version":"1:6.6p1-2ubuntu2.8","binary_name":"ssh"},{"binary_version":"1:6.6p1-2ubuntu2.8","binary_name":"ssh-askpass-gnome"},{"binary_version":"1:6.6p1-2ubuntu2.8","binary_name":"ssh-krb5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3061-1.json","cves_map":{"cves":[{"id":"CVE-2016-6210","severity":[{"score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2016-6515","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:14.04:LTS"}}},{"package":{"name":"openssh","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/openssh@1:7.2p2-4ubuntu2.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.2p2-4ubuntu2.1"}]}],"versions":["1:6.9p1-2","1:6.9p1-3","1:7.1p1-1","1:7.1p1-3","1:7.1p1-4","1:7.1p1-6","1:7.1p2-1","1:7.1p2-2","1:7.2p1-1","1:7.2p2-1","1:7.2p2-2","1:7.2p2-3","1:7.2p2-4","1:7.2p2-4ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"openssh-client"},{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"openssh-client-ssh1"},{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"openssh-server"},{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"openssh-sftp-server"},{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"ssh"},{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"ssh-askpass-gnome"},{"binary_version":"1:7.2p2-4ubuntu2.1","binary_name":"ssh-krb5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3061-1.json","cves_map":{"cves":[{"id":"CVE-2016-6210","severity":[{"score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","type":"CVSS_V3"},{"score":"low","type":"Ubuntu"}]},{"id":"CVE-2016-6515","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:16.04:LTS"}}}],"schema_version":"1.7.3"}