{"id":"CVE-2012-3447","aliases":["GHSA-xc4g-7vw8-924h","PYSEC-2012-21"],"url":"https://o3.security/vulnerability/CVE-2012-3447","summary":"Arbitrary file overwrite in OpenStack Nova","details":"virt/disk/api.py in OpenStack Compute (Nova) 2012.1.x before 2012.1.2 and Folsom before Folsom-3 allows remote authenticated users to overwrite arbitrary files via a symlink attack on a file in an image that uses a symlink that is only readable by root.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3361.","published":"2012-08-20T18:55:03Z","modified":"2026-04-10T03:42:23.500998Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":2,"affectedPackages":[{"ecosystem":"PyPI","name":"nova","fixedVersion":"12.0.0"}],"fix":{"url":"https://github.com/openstack/nova/commit/ce4b2e27be45a85b310237615c47eb53f37bb5f3","label":"openstack/nova@ce4b2e2"},"references":[{"type":"EVIDENCE","url":"https://github.com/openstack/nova/commit/ce4b2e27be45a85b310237615c47eb53f37bb5f3"},{"type":"EVIDENCE","url":"https://github.com/openstack/nova/commit/d9577ce9f266166a297488445b5b0c93c1ddb368"},{"type":"FIX","url":"https://github.com/openstack/nova/commit/ce4b2e27be45a85b310237615c47eb53f37bb5f3"},{"type":"FIX","url":"https://github.com/openstack/nova/commit/d9577ce9f266166a297488445b5b0c93c1ddb368"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=845106"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2012/08/07/1"},{"type":"WEB","url":"http://www.securityfocus.com/bid/54869"},{"type":"WEB","url":"https://bugs.launchpad.net/nova/+bug/1031311"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/77539"},{"type":"WEB","url":"https://review.openstack.org/#/c/10953/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T03:42:23.500998Z"}}