netflix/lemur · Security
Lemur uses static IV per key
- GHSA ID
- GHSA-chg9-3c3p-ch23
- CVE ID
- CVE-2015-7764
- Severity
- high
- Published
- Updated
- CVSS
- 7.5 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS v3
- 7.5 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS v4
- 8.7 · 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
Description
Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.
CWEs
- CWE-331 · Insufficient Entropy
References
- https://nvd.nist.gov/vuln/detail/CVE-2015-7764 ↗
- 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/commit/394e18f76e5eb534d95160945ebc231ec3b4c794 ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/lemur/PYSEC-2017-50.yaml ↗
- https://github.com/advisories/GHSA-chg9-3c3p-ch23 ↗