Description
Python package pysaml2 version 4.4.0 and earlier reuses the initialization vector across encryptions in the IDP server, resulting in weak encryption of data.
References (1)
Core 1
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/rohe/pysaml2/issues/417
Scores
CVSS v3
5.3
EPSS
0.0091
EPSS Percentile
55.0%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Details
CWE
CWE-330
Status
published
Products (2)
pypi/pysaml2
0 - 4.6.0PyPI
pysaml2_project/pysaml2
< 4.6.0
Published
Nov 17, 2017
Tracked Since
Feb 18, 2026