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pysaml2 Improper Authentication vulnerability

High severity GitHub Reviewed Published Jul 13, 2018 to the GitHub Advisory Database • Updated Apr 8, 2023

Package

pip pysaml2 (pip)

Affected versions

< 4.5.0

Patched versions

4.5.0

Description

pysaml2 version 4.4.0 and older accept any password when run with python optimizations enabled. This allows attackers to log in as any user without knowing their password.

References

Published by the National Vulnerability Database Jan 2, 2018
Published to the GitHub Advisory Database Jul 13, 2018
Reviewed Jun 16, 2020
Last updated Apr 8, 2023

Severity

High
8.1
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

CVE-2017-1000433

GHSA ID

GHSA-924m-4pmx-c67h

Source code

Credits

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