Improper Input Validation Affecting python38:3.8/python38-pyyaml package, versions <0:5.4.1-1.module+el8.5.0+10721+14d8e0d5


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.09% (41st percentile)

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  • Snyk IDSNYK-RHEL8-PYTHON38-4163661
  • published26 Jul 2021
  • disclosed24 Apr 2021

Introduced: 24 Apr 2021

CVE-2021-3572  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade RHEL:8 python38:3.8/python38-pyyaml to version 0:5.4.1-1.module+el8.5.0+10721+14d8e0d5 or higher.
This issue was patched in RHSA-2021:4162.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python38:3.8/python38-pyyaml package and not the python38:3.8/python38-pyyaml package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A flaw was found in python-pip in the way it handled Unicode separators in git references. A remote attacker could possibly use this issue to install a different revision on a repository. The highest threat from this vulnerability is to data integrity. This is fixed in python-pip version 21.1.

CVSS Scores

version 3.1