{"id":"UBUNTU-CVE-2017-6967","details":"xrdp 0.9.1 calls the PAM function auth_start_session() in an incorrect location, leading to PAM session modules not being properly initialized, with a potential consequence of incorrect configurations or elevation of privileges, aka a pam_limits.so bypass.","modified":"2026-01-30T02:32:56.110062Z","published":"2017-03-17T09:59:00Z","related":["USN-4815-1"],"upstream":["CVE-2017-6967"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-6967"},{"type":"REPORT","url":"https://bugs.launchpad.net/ubuntu/+source/xrdp/+bug/1672742"},{"type":"REPORT","url":"https://github.com/neutrinolabs/xrdp/issues/350"},{"type":"REPORT","url":"https://github.com/neutrinolabs/xrdp/pull/694"},{"type":"REPORT","url":"https://github.com/neutrinolabs/xrdp/pull/696"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-6967"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4815-1"}],"affected":[{"package":{"name":"xrdp","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/xrdp@0.6.0-1ubuntu0.1+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.0-1ubuntu0.1+esm1"}]}],"versions":["0.6.0-1","0.6.0-1ubuntu0.1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_version":"0.6.0-1ubuntu0.1+esm1","binary_name":"xrdp"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-6967.json"}},{"package":{"name":"xrdp","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/xrdp@0.6.1-2ubuntu0.3+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.6.1-2ubuntu0.3+esm1"}]}],"versions":["0.6.1-2","0.6.1-2ubuntu0.1","0.6.1-2ubuntu0.3"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_version":"0.6.1-2ubuntu0.3+esm1","binary_name":"xrdp"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-6967.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L"},{"type":"Ubuntu","score":"medium"}]}