CVE-2015-7764

7.5 highEPSS 1.5%

Lemur 0.1.4 does not use sufficient entropy in its IV when encrypting AES in CBC mode.

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 74% of CVEs (scores of 2026-10-31)
CWE: CWE-331
Published: 2017-08-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-chg9-3c3p-ch23	PyPI	lemur	<0.1.5	0.1.5
PYSEC-2017-50	PyPI	lemur	<0.2.1	0.2.1