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This regression was introduced with the fix for OSSA-2017-005 (CVE-2017-16239); however, only Nova stable/pike or later deployments with that fix applied and relying on the default FilterScheduler are affected.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-17051.json","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-17051.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2017-17051","reference_id":"","reference_type":"","scores":[{"value":"0.00841","scoring_system":"epss","scoring_elements":"0.75165","published_at":"2026-06-11T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2017-17051"},{"reference_url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17051","reference_id":"","reference_type":"","scores":[],"url":"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17051"},{"reference_url":"https://github.com/openstack/nova","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/openstack/nova"},{"reference_url":"https://github.com/openstack/nova/commit/25a1d78e83065c5bea5d8e0a017fd9d0914d41d9","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/openstack/nova/commit/25a1d78e83065c5bea5d8e0a017fd9d0914d41d9"},{"reference_url":"https://github.com/openstack/nova/commit/fed660c1189fdf4159d97badfdc8c5b35ad14f23","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/openstack/nova/commit/fed660c1189fdf4159d97badfdc8c5b35ad14f23"},{"reference_url":"https://launchpad.net/bugs/1732976","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://launchpad.net/bugs/1732976"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2017-17051","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-17051"},{"reference_url":"https://review.openstack.org/521662","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://review.openstack.org/521662"},{"reference_url":"https://review.openstack.org/523214","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://review.openstack.org/523214"},{"reference_url":"https://security.openstack.org/ossa/OSSA-2017-006.html","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://security.openstack.org/ossa/OSSA-2017-006.html"},{"reference_url":"http://www.securityfocus.com/bid/102102","reference_id":"","reference_type":"","scores":[{"value":"8.6","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"http://www.securityfocus.com/bid/102102"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=1519231","reference_id":"1519231","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1519231"},{"reference_url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=883621","reference_id":"883621","reference_type":"","scores":[],"url":"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=883621"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/385516?format=json","purl":"pkg:pypi/nova@16.0.4","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/nova@16.0.4"}],"aliases":["CVE-2017-17051","GHSA-vq76-rxx3-4r4r"],"risk_score":null,"exploitability":null,"weighted_severity":null,"resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-8cmn-5qyv-efgh"}],"risk_score":null,"resource_url":"http://public2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