CVE-2017-1000433

critical

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

Advisories
More

https://security.gentoo.org/glsa/201801-11

https://lists.debian.org/debian-lts-announce/2021/02/msg00038.html

https://lists.debian.org/debian-lts-announce/2018/07/msg00000.html

https://github.com/rohe/pysaml2/issues/451

https://github.com/advisories/GHSA-924m-4pmx-c67h

https://euvd.enisa.europa.eu/vulnerability/EUVD-2018-0126

Details

Source: Mitre, NVD

Published: 2018-01-02

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.1

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

Severity: High

CVSS v4

Base Score: 9.2

Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Severity: Critical

EPSS

EPSS: 0.02541

Detections

Analytics