CVE-2021-4041: ansible-runner vulnerable to shell command injection

CVE-2021-4041 · Severity: low · CVSS 3.1 · Published 2022-08-24

A flaw was found in ansible-runner. An improper escaping of the shell command, while calling the ansible_runner.interface.run_command, can lead to parameters getting executed as host's shell command. A developer could unintentionally write code that gets executed in the host rather than the virtual environment.

Technologies: ansible-runner (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2021-4041 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-4041 being exploited in the wild.
How severe is CVE-2021-4041?
Low severity, with a CVSS score of 3.1, published 24 August 2022.
Which products and versions are affected?
ansible-runner (PyPI) ECOSYSTEM:introduced=0,fixed=2.1.0, GIT:introduced=0,fixed=3533f265f4349a3f2a0283158cd01b59a6bbc7bd|ECOSYSTEM:introduced=0,fixed=2.1.0.
Is there a fix for CVE-2021-4041?
Yes. ansible-runner (PyPI): upgrade to 2.1.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-4041?
Check whether you run ansible-runner (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • ansible-runner (PyPI): upgrade to 2.1.0 or later
    pip install "ansible-runner>=2.1.0"

Affected products

  • ansible-runner (PyPI) ECOSYSTEM:introduced=0,fixed=2.1.0, GIT:introduced=0,fixed=3533f265f4349a3f2a0283158cd01b59a6bbc7bd|ECOSYSTEM:introduced=0,fixed=2.1.0

Identifiers

  • CVE-2021-4041
  • GHSA-6j58-grhv-2769
  • PYSEC-2022-253

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