{"id":"UBUNTU-CVE-2017-16927","details":"The scp_v0s_accept function in sesman/libscp/libscp_v0.c in the session manager in xrdp through 0.9.4 uses an untrusted integer as a write length, which allows local users to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted input stream.","modified":"2026-02-04T02:59:27.253159Z","published":"2017-11-23T06:29:00Z","related":["USN-4815-1"],"upstream":["CVE-2017-16927"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-16927"},{"type":"REPORT","url":"https://groups.google.com/forum/#!topic/xrdp-devel/PmVfMuy_xBA"},{"type":"REPORT","url":"https://github.com/neutrinolabs/xrdp/pull/958"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-16927"},{"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":{"binaries":[{"binary_name":"xrdp","binary_version":"0.6.0-1ubuntu0.1+esm1"}],"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16927.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_name":"xrdp","binary_version":"0.6.1-2ubuntu0.3+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-16927.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}