{"id":"PYSEC-2017-50","details":"Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.","aliases":["CVE-2015-7764","GHSA-chg9-3c3p-ch23"],"modified":"2026-06-10T17:02:00.314087755Z","published":"2017-08-09T16:29:00Z","references":[{"type":"REPORT","url":"https://github.com/Netflix/lemur/issues/117"},{"type":"REPORT","url":"https://github.com/kvesteri/sqlalchemy-utils/issues/166"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2015/10/20/3"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-chg9-3c3p-ch23"}],"affected":[{"package":{"name":"lemur","ecosystem":"PyPI","purl":"pkg:pypi/lemur"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.2.1"}]}],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/lemur/PYSEC-2017-50.yaml"}}],"schema_version":"1.7.5"}