Pysaml2 improperly initializes encryption vector · CVE-2017-1000246 · GitHub Advisory Database · GitHub

Pysaml2 improperly initializes encryption vector

Moderate severity GitHub Reviewed Published Jul 16, 2018 to the GitHub Advisory Database • Updated Sep 5, 2023

Package

pysaml2 (pip)

Affected versions

< 4.6.0

Patched versions

4.6.0

Description

Python package pysaml2 version 4.5.0 and earlier reuses the initialization vector across encryptions in the IDP server, resulting in weak encryption of data.

References

Published to the GitHub Advisory Database Jul 16, 2018

Reviewed Jun 16, 2020

Last updated Sep 5, 2023

Severity

Moderate

5.3

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N