{"id":"UBUNTU-CVE-2015-5352","details":"The x11_open_helper function in channels.c in ssh in OpenSSH before 6.9, when ForwardX11Trusted mode is not used, lacks a check of the refusal deadline for X connections, which makes it easier for remote attackers to bypass intended access restrictions via a connection outside of the permitted time window.","modified":"2026-02-04T04:37:51.276045Z","published":"2015-08-02T00:00:00Z","related":["USN-2710-1"],"upstream":["CVE-2015-5352"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-5352"},{"type":"REPORT","url":"http://www.openwall.com/lists/oss-security/2015/07/01/7"},{"type":"REPORT","url":"https://thejh.net/written-stuff/openssh-6.8-xsecurity"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2710-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-5352"}],"affected":[{"package":{"name":"openssh","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/openssh@1:6.6p1-2ubuntu2.2?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:6.6p1-2ubuntu2.2"}]}],"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"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"1:6.6p1-2ubuntu2.2","binary_name":"openssh-client"},{"binary_version":"1:6.6p1-2ubuntu2.2","binary_name":"openssh-server"},{"binary_version":"1:6.6p1-2ubuntu2.2","binary_name":"openssh-sftp-server"},{"binary_version":"1:6.6p1-2ubuntu2.2","binary_name":"ssh"},{"binary_version":"1:6.6p1-2ubuntu2.2","binary_name":"ssh-askpass-gnome"},{"binary_version":"1:6.6p1-2ubuntu2.2","binary_name":"ssh-krb5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-5352.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}