Date: Tue, 14 Nov 2017 16:28:50 +0000 From: Tristan Cacqueray <tdecacqu@...hat.com> To: oss-security@...ts.openwall.com Subject: [OSSA-2017-005] Nova Filter Scheduler bypass through rebuild action (CVE-2017-16239) ================================================================== OSSA-2017-005: Nova Filter Scheduler bypass through rebuild action ================================================================== :Date: November 14, 2017 :CVE: CVE-2017-16239 Affects ~~~~~~~ - Nova: <=14.0.9, >=15.0.0 <=15.0.7, >=16.0.0 <=16.0.2 Description ~~~~~~~~~~~ George Shuklin from servers.com reported a vulnerability in Nova. By rebuilding an instance, an authenticated user may be able to circumvent the Filter Scheduler bypassing imposed filters (for example, the ImagePropertiesFilter or the IsolatedHostsFilter). All setups using Nova Filter Scheduler are affected. Patches ~~~~~~~ - https://review.openstack.org/519684 (Newton) - https://review.openstack.org/519681 (Ocata) - https://review.openstack.org/519672 (Pike) - https://review.openstack.org/519662 (Queens) Credits ~~~~~~~ - George Shuklin from Servers.com (CVE-2017-16239) References ~~~~~~~~~~ - https://launchpad.net/bugs/1664931 - http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16239 -- Tristan Cacqueray OpenStack Vulnerability Management Team Content of type "application/pgp-signature" skipped
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