{"cve":"CVE-2012-3447","nvd":{"published":"2012-08-20T18:55:03.293","modified":"2026-06-16T23:43:14.423","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://www.openwall.com/lists/oss-security/2012/08/07/1","http://www.securityfocus.com/bid/54869","https://bugs.launchpad.net/nova/+bug/1031311","https://bugzilla.redhat.com/show_bug.cgi?id=845106","https://exchange.xforce.ibmcloud.com/vulnerabilities/77539"],"products":["openstack:folsom","openstack:nova"],"source":"nvd","synced_at":"2026-10-19T20:25:53.526315492+00:00"},"epss":{"cve":"CVE-2012-3447","score":0.01933,"percentile":0.80032,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-xc4g-7vw8-924h","url":"https://osv.dev/vulnerability/GHSA-xc4g-7vw8-924h","summary":"Arbitrary file overwrite in OpenStack Nova","modified":"2024-10-01T19:34:03Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":["<12.0.0"],"fixed":["12.0.0"]}]},{"id":"PYSEC-2012-21","url":"https://osv.dev/vulnerability/PYSEC-2012-21","summary":"","modified":"2026-06-10T17:02:25.776886022Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":["all versions"],"fixed":[]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}