PT-2017-10939 · Pysaml2 · Pysaml2

Published 2017-11-17 · Updated 2020-07-29 · CVE-2017-1000246

Positive Technologies (AI Summary)

CVSS v4.0

6.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions pysaml2 versions 4.5.0 and earlier

Description The issue results from the reuse of the initialization vector across encryptions in the IDP server, leading to weak encryption of data.

Recommendations For versions 4.5.0 and earlier, update to a version later than 4.5.0 to resolve the issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use of Insufficiently Random Values

Weakness Enumeration

CWE-330

Related Identifiers

CVE-2017-1000246

GHSA-CQ94-QF6Q-MF2H

PYSEC-2017-26

SUSE-RU-2020:2072-1

SUSE-SU-2020:1901-1

Affected Products

Pysaml2

References · 102

• https://github.com/rohe/pysaml2/issues/417 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2017-1000246 · Security Note
• https://ubuntu.com/security/CVE-2017-1000246 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-1000246 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2017-26 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-RU-2020:2072-1 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-cq94-qf6q-mf2h · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2017-1000246 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2020:1901-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2017-1000246 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2017-1000246 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-1000246 · Security Note
• https://github.com/IdentityPython/pysaml2/pull/519/commits/7323f5c20efb59424d853c822e7a26d1aa3e84aa · Note
• https://github.com/rohe/pysaml2 · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/pysaml2/PYSEC-2017-26.yaml · Note