{"id":"CVE-2012-2146","aliases":["EUVD-2012-0007","GHSA-vfcg-5ggc-3rxx","PYSEC-2012-13","UBUNTU-CVE-2012-2146"],"status":"published","title":"Elixir can leak information due to weak use of crypto","description":"Elixir 0.8.0 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database.","severity":{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01675,"percentile":0.77013,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-310","CWE-327"],"published":"2012-08-26T21:00:00Z","modified":"2026-06-16T23:41:05Z","fixes":[{"ecosystem":"Ubuntu:14.04:LTS","package":"elixir","fixed_in":["0.7.1-4build0.14.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"elixir","fixed_in":["0.7.1-4build0.16.04.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"PyPI","package":"elixir","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.7.1"}]}]},{"source":"osv","ecosystem":"PyPI","package":"elixir","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.7.1"}]}],"versions":["0.1.0","0.2.0","0.3.0","0.4.0","0.5.0","0.5.1","0.5.2","0.6.0","0.6.1","0.7.0","0.7.1"]},{"source":"osv","ecosystem":"PyPI","package":"elixir","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.1.0","0.2.0","0.3.0","0.4.0","0.5.0","0.5.1","0.5.2","0.6.0","0.6.1","0.7.0","0.7.1"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"elixir","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1-4build0.14.04.1"}]}],"versions":["0.7.1-1","0.7.1-2"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"elixir","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.1-4build0.16.04.1"}]}],"versions":["0.7.1-3"]}],"products":[{"vendor":"ematia","product":"elixir"}],"references":[{"url":"http://groups.google.com/group/sqlelixir/browse_thread/thread/efc16227514cffa?pli=1","tags":["x_refsource_MISC","x_transferred","web","report"]},{"url":"http://www.openwall.com/lists/oss-security/2012/04/28/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"http://www.openwall.com/lists/oss-security/2012/04/27/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=810013","tags":["x_refsource_MISC","x_transferred","web","report"]},{"url":"http://elixir.ematia.de/trac/ticket/119","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","web"]},{"url":"http://www.openwall.com/lists/oss-security/2012/04/29/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","web","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2012-2146","tags":["advisory"]},{"url":"https://github.com/pypa/advisory-database/tree/main/vulns/elixir/PYSEC-2012-13.yaml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-vfcg-5ggc-3rxx","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2012-2146","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2012-2146","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2012-2146","description":"Elixir 0.8.0 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database.","status":"published","published":"2012-08-26T21:00:00Z","modified":"2024-08-06T19:26:08.199Z","updated_at":"2026-11-02T14:34:49.937255Z"}],"euvd":[{"id":"EUVD-2012-0007","description":"Elixir 0.8.0 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database.","status":"published","published":"2012-08-26T21:00:00Z","modified":"2024-08-06T19:26:08Z","updated_at":"2026-11-03T01:56:15.412642Z"}],"ghsa":[{"id":"GHSA-vfcg-5ggc-3rxx","title":"Elixir can leak information due to weak use of crypto","description":"Elixir prior to and including 0.7.1 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database. A patch has been [attached](https://sochotni.fedorapeople.org/python-elixir-aes-encryption-addition.patch) to the initial advisory to mitigate this vulnerability.","status":"published","published":"2022-05-17T05:25:05Z","modified":"2024-09-20T16:51:45Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:38:04.690827Z"}],"nvd":[{"id":"CVE-2012-2146","description":"Elixir 0.8.0 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database.","status":"published","published":"2012-08-26T21:55:01.84Z","modified":"2026-06-16T23:41:05.04Z","cvss":[{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-310"],"updated_at":"2026-11-02T14:02:15.188652Z"}],"osv":[{"id":"GHSA-vfcg-5ggc-3rxx","title":"Elixir can leak information due to weak use of crypto","description":"Elixir prior to and including 0.7.1 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database. A patch has been [attached](https://sochotni.fedorapeople.org/python-elixir-aes-encryption-addition.patch) to the initial advisory to mitigate this vulnerability.","status":"published","published":"2022-05-17T05:25:05Z","modified":"2024-09-20T17:08:55.896518Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T15:46:57.348035Z"},{"id":"PYSEC-2012-13","description":"Elixir 0.8.0 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database.","status":"published","published":"2012-08-26T21:55:00Z","modified":"2026-06-10T17:01:14.818358242Z","updated_at":"2026-11-02T15:52:51.254177Z"},{"id":"UBUNTU-CVE-2012-2146","description":"Elixir 0.8.0 uses Blowfish in CFB mode without constructing a unique initialization vector (IV), which makes it easier for context-dependent users to obtain sensitive information and decrypt the database.","status":"published","published":"2012-08-26T21:55:00Z","modified":"2025-07-18T16:42:45Z","updated_at":"2026-11-02T15:54:06.395274Z"}]}}