Published: 02/01/2018 Updated: 04/03/2021

CVSS v2 Base Score: 6.8 | Impact Score: 6.4 | Exploitability Score: 8.6

CVSS v3 Base Score: 8.1 | Impact Score: 5.9 | Exploitability Score: 2.2

VMScore: 605

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

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

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pysaml2 project pysaml2
debian debian linux 8.0
debian debian linux 9.0

Debian Bug report logs - #886423 python-pysaml2: CVE-2017-1000433: Access restriction bypass Package: src:python-pysaml2; Maintainer for src:python-pysaml2 is Debian OpenStack <team+openstack@trackerdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 5 Jan 2018 19:54:04 UTC Severity: impor ...

PySAML2 could allow authentication without a password ...

pysaml2 version 440 and older accept any password when run with python optimizations enabled This allows attackers to log in as any user without knowing their password ...

CWE-287 https://github.com/rohe/pysaml2/issues/451 https://security.gentoo.org/glsa/201801-11 https://lists.debian.org/debian-lts-announce/2018/07/msg00000.html https://lists.debian.org/debian-lts-announce/2021/02/msg00038.html https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=886423 https://usn.ubuntu.com/3520-1/https://nvd.nist.gov

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CVE-2017-1000433

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