{"id":"CVE-2012-3447","aliases":["DEBIAN-CVE-2012-3447","EUVD-2012-0018","GHSA-xc4g-7vw8-924h","PYSEC-2012-21"],"status":"published","title":"Arbitrary file overwrite in OpenStack Nova","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.","severity":{"version":"2.0","score":4.9,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01933,"percentile":0.80173,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-264","CWE-863"],"published":"2012-08-20T18:00:00Z","modified":"2026-10-23T17:47:33Z","fixes":[{"ecosystem":"PyPI","package":"nova","fixed_in":["12.0.0"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"nova","fixed_in":["2012.1.1-6"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"nova","fixed_in":["2012.1.1-6"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"nova","fixed_in":["2012.1.1-6"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"nova","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.0.0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"nova","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2012.1.1-6"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"nova","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2012.1.1-6"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"nova","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2012.1.1-6"}]}]},{"source":"osv","ecosystem":"PyPI","package":"nova","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"12.0.0"}]}]},{"source":"osv","ecosystem":"PyPI","package":"nova","ranges":[{"type":"GIT","events":[{"introduced":"0"},{"fixed":"ce4b2e27be45a85b310237615c47eb53f37bb5f3"},{"fixed":"d9577ce9f266166a297488445b5b0c93c1ddb368"}]},{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["15.1.5","16.1.6","16.1.7","16.1.8","17.0.10","17.0.11","17.0.12","17.0.13","17.0.7","17.0.8","17.0.9","18.0.2","18.0.3","18.1.0","18.2.0","18.2.1","18.2.2","18.2.3","18.3.0","19.0.0","19.0.0.0rc1","19.0.0.0rc2","19.0.1","19.0.2","19.0.3","19.1.0","19.2.0","19.3.0","19.3.1","19.3.2","20.0.0","20.0.0.0rc1","20.0.0.0rc2","20.0.1","20.1.0","20.1.1","20.2.0","20.3.0","20.4.0","20.4.1","20.5.0","20.6.0","20.6.1","21.0.0","21.0.0.0rc1","21.0.0.0rc2","21.1.0","21.1.1","21.1.2","21.2.0","21.2.1","21.2.2","21.2.3","21.2.4","22.0.0","22.0.0.0rc1","22.0.1","22.1.0","22.2.0","22.2.1","22.2.2","22.3.0","22.4.0","23.0.0","23.0.0.0rc1","23.0.0.0rc2","23.0.1","23.0.2","23.1.0","23.2.0","23.2.1","23.2.2","24.0.0","24.0.0.0rc1","24.0.0.0rc2","24.1.0","24.1.1","24.2.0","24.2.1","25.0.0","25.0.0.0rc1","25.0.1","25.1.0","25.1.1","25.2.0","25.2.1","25.3.0","26.0.0","26.0.0.0rc1","26.0.0.0rc2","26.1.0","26.1.1","26.2.0","26.2.1","26.2.2","26.3.0","27.0.0","27.0.0.0rc1","27.1.0","27.2.0","27.3.0","27.4.0","27.5.0","27.5.1","28.0.0","28.0.0.0rc1","28.0.1","28.1.0","28.2.0","28.3.0","28.3.1","29.0.0","29.0.0.0rc1","29.0.1","29.0.2","29.1.0","29.2.0","29.2.1","29.2.2","29.3.0","29.4.0","30.0.0","30.0.0.0rc1","30.1.0","30.2.0","30.2.1","30.3.0","31.0.0","31.0.0.0rc1","31.0.1","31.1.0","31.2.0","31.3.0","32.0.0","32.0.0.0rc1","32.1.0","32.2.0","33.0.0","33.0.0.0rc1","33.0.1","folsom-2","2012.1.1","folsom-1","essex-rc4","2012.1","essex-rc3","essex-rc2","essex-rc1","essex-1","diablo-1","2011.2","2011.2rc1","2011.2gamma1","2011.1rc1","2011.1","2010.1","0.9.0"]}],"products":[{"vendor":"openstack","product":"folsom"},{"vendor":"openstack","product":"nova"}],"references":[{"url":"https://github.com/openstack/nova/commit/ce4b2e27be45a85b310237615c47eb53f37bb5f3","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","evidence","fix","web"]},{"url":"http://www.openwall.com/lists/oss-security/2012/08/07/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.securityfocus.com/bid/54869","tags":["vdb-entry","x_refsource_BID","x_transferred","web"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/77539","tags":["vdb-entry","x_refsource_XF","x_transferred","web"]},{"url":"https://review.openstack.org/#/c/10953/","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://bugs.launchpad.net/nova/+bug/1031311","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://github.com/openstack/nova/commit/d9577ce9f266166a297488445b5b0c93c1ddb368","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","evidence","fix","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=845106","tags":["x_refsource_MISC","x_transferred","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-3447","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/nova/PYSEC-2012-21.yaml","tags":["web"]},{"url":"https://web.archive.org/web/20120824003029/http://www.securityfocus.com/bid/54869","tags":["web"]},{"url":"https://review.openstack.org/#/c/10953","tags":["web"]},{"url":"https://github.com/advisories/GHSA-xc4g-7vw8-924h","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2012-3447","ta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NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3361.","status":"published","published":"2012-08-20T18:00:00Z","modified":"2024-08-06T20:05:12.578Z","updated_at":"2026-11-02T14:34:50.615647Z"}],"euvd":[{"id":"EUVD-2012-0018","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.","status":"published","published":"2012-08-20T18:00:00Z","modified":"2024-08-06T20:05:12Z","updated_at":"2026-11-03T01:56:11.327216Z"}],"ghsa":[{"id":"GHSA-xc4g-7vw8-924h","title":"Arbitrary file overwrite in OpenStack Nova","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.","status":"published","published":"2022-05-17T01:44:00Z","modified":"2024-10-01T19:34:04Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:38:07.852618Z"}],"nvd":[{"id":"CVE-2012-3447","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.","status":"published","published":"2012-08-20T18:55:03.293Z","modified":"2026-06-16T23:43:14.423Z","cvss":[{"version":"2.0","score":4.9,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:02:15.188652Z"}],"osv":[{"id":"GHSA-xc4g-7vw8-924h","title":"Arbitrary file overwrite in OpenStack Nova","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.  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NOTE: this vulnerability exists because of an incomplete fix for CVE-2012-3361.","status":"published","published":"2012-08-20T18:55:03Z","modified":"2026-04-10T03:42:23.500998Z","updated_at":"2026-11-02T15:43:58.537032Z"},{"id":"DEBIAN-CVE-2012-3447","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.","status":"published","published":"2012-08-20T18:55:03.293Z","modified":"2026-10-23T17:47:33.852039093Z","updated_at":"2026-11-02T15:45:24.92418Z"},{"id":"PYSEC-2012-21","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.","status":"published","published":"2012-08-20T18:55:00Z","modified":"2026-06-10T17:02:25.776886022Z","updated_at":"2026-11-02T15:52:51.254177Z"}]}}