{"id":"CVE-2013-2256","aliases":["GHSA-5mj6-643f-2g85","PYSEC-2026-866"],"title":"OpenStack Compute (Nova) allows remote authenticated users to obtain sensitive information","summary":"OpenStack Compute (Nova) allows remote authenticated users to obtain sensitive information","severity":"medium","vendor":"nova","product":"nova","ecosystem":"pip","affected":["nova < 2013.1.3"],"patched":["nova 2013.1.3"],"published":"2022-05-14","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:49:20.104369343Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-5mj6-643f-2g85","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-2256"},{"url":"https://access.redhat.com/errata/RHSA-2013:1199"},{"url":"https://access.redhat.com/security/cve/CVE-2013-2256"},{"url":"https://bugs.launchpad.net/nova/+bug/1194093"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=993340"},{"url":"https://opendev.org/openstack/nova"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-1199.html"},{"url":"http://seclists.org/oss-sec/2013/q3/281"}],"tags":["osv","pip"],"epss":0.01844,"epssPercentile":0.77765,"ingestedAt":"2026-07-08T18:25:46.035Z","slug":"CVE-2013-2256","body":"## Overview\n\nOpenStack Compute (Nova) before 2013.1.3 and Havana before havana-2 does not properly enforce the os-flavor-access:is_public property, which allows remote authenticated users to obtain sensitive information (flavor properties), boot arbitrary flavors, and possibly have other unspecified impacts by guessing the flavor id.\n\n## Affected packages\n\n- `nova < 2013.1.3`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `nova 2013.1.3`","depth":"sunlit","depthScore":28,"depthScoreParts":{"impact":27.5,"likelihood":0.4,"exploitation":0,"ransomware":0},"changes":[]}