{"cve":"CVE-2015-7764","nvd":{"published":"2017-08-09T16:29:00.363","modified":"2026-06-17T00:33:05.733","status":"Modified","description":"Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-331"],"references":["http://www.openwall.com/lists/oss-security/2015/10/20/3","https://github.com/Netflix/lemur/issues/117","https://github.com/kvesteri/sqlalchemy-utils/issues/166","http://www.openwall.com/lists/oss-security/2015/10/20/3","https://github.com/Netflix/lemur/issues/117"],"products":["netflix:lemur"],"source":"nvd","synced_at":"2026-10-19T20:44:47.710380879+00:00"},"epss":{"cve":"CVE-2015-7764","score":0.01511,"percentile":0.74465,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-chg9-3c3p-ch23","url":"https://osv.dev/vulnerability/GHSA-chg9-3c3p-ch23","summary":"Lemur uses static IV per key","modified":"2026-09-10T03:49:22.227010371Z","packages":[{"ecosystem":"PyPI","name":"lemur","purl":"pkg:pypi/lemur","ranges":["<0.1.5"],"fixed":["0.1.5"]}]},{"id":"PYSEC-2017-50","url":"https://osv.dev/vulnerability/PYSEC-2017-50","summary":"","modified":"2026-06-10T17:02:00.314087755Z","packages":[{"ecosystem":"PyPI","name":"lemur","purl":"pkg:pypi/lemur","ranges":["<0.2.1"],"fixed":["0.2.1"]}]}],"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."]}