{"id":"CVE-2017-5936","aliases":["GHSA-6xc7-4cx8-j3xc","PYSEC-2017-21"],"url":"https://o3.security/vulnerability/CVE-2017-5936","summary":"OpenStack Nova-LXD bypass security restrictions","details":"OpenStack Nova-LXD before 13.1.1 uses the wrong name for the veth pairs when applying Neutron security group rules for instances, which allows remote attackers to bypass intended security restrictions.","published":"2017-04-12T22:59:00.740Z","modified":"2026-08-27T03:47:23.941462349Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"nova-lxd","fixedVersion":"13.1.1"}],"fix":{"url":"https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2","label":"openstack/nova-lxd@1b76cef"},"references":[{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/96182"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-3195-1"},{"type":"FIX","url":"http://www.openwall.com/lists/oss-security/2017/02/09/3"},{"type":"FIX","url":"https://bugs.launchpad.net/nova-lxd/+bug/1656847"},{"type":"FIX","url":"https://github.com/openstack/nova-lxd/commit/1b76cefb92081efa1e88cd8f330253f857028bd2"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5936"},{"type":"PACKAGE","url":"https://github.com/openstack/nova-lxd"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/nova-lxd/PYSEC-2017-21.yaml"},{"type":"WEB","url":"https://web.archive.org/web/20200227193915/http://www.securityfocus.com/bid/96182"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T03:47:23.941462349Z"}}