PT-2018-5207 · Python+1 · Pysaml2+1

Published 2018-01-02 · Updated 2021-03-04 · CVE-2017-1000433

Positive Technologies (AI Summary)

CVSS v4.0

9.2

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions pysaml2 versions 4.4.0 and older

Description The issue allows attackers to log in as any user without knowing their password when pysaml2 is run with python optimizations enabled. This is due to the acceptance of any password in affected versions.

Recommendations For pysaml2 versions 4.4.0 and older, consider disabling python optimizations as a temporary workaround until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2017-1000433

DLA-1410-1

DLA-2577-1

GHSA-924M-4PMX-C67H

PYSEC-2018-48

SUSE-SU-2018:1194-1

SUSE-SU-2019:1450-1

USN-3520-1

Affected Products

Ubuntu

Pysaml2

References · 47

• https://github.com/rohe/pysaml2/issues/451 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-1000433 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-1000433 · Security Note
• https://ubuntu.com/security/CVE-2017-1000433 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-1000433 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2017-1000433 · Vendor Advisory
• https://security.gentoo.org/glsa/201801-11 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1410-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2018:1194-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-3520-1 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-924m-4pmx-c67h · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2019:1450-1 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-1000433 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-2577-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3520-1 · Vendor Advisory