CVE-2021-3197: SaltStack Salt is vulnerable to shell injection via ProxyCommand argument

CVE-2021-3197 · Severity: low · CVSS 3.1 · Published 2021-02-27

An issue was discovered in SaltStack Salt before 3002.5. The salt-api's ssh client is vulnerable to a shell injection by including ProxyCommand in an argument, or via ssh_options provided in an API request.

Technologies: salt (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2021-3197 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-3197 being exploited in the wild.
How severe is CVE-2021-3197?
Low severity, with a CVSS score of 3.1, published 27 February 2021.
Which products and versions are affected?
salt (PyPI) ECOSYSTEM:introduced=0,fixed=2015.8.10,introduced=2015.8.11,fixed=2015.8.13,introduced=2016.3.0,fixed=2016.3.4,introduced=2016.3.5,fixed=2016.3.6,introduced=2016.3.7,fixed=2016.3.8,introduced=2016.11.0,fixed=2016.11.3,introduced=2016.11.4,fixed=2016.11.5,introduced=2016.11.7,fixed=2016.11.10,introduced=2017.7.0,fixed=2017.7.8,introduced=2018.3.0rc1,fixed=2019.2.0rc1,introduced=2019.2.0,fixed=2019.2.5,introduced=2019.2.6,fixed=2019.2.8,introduced=3000,fixed=3000.6,introduced=3001,fixed=3001.4,introduced=3002,fixed=3002.5, ECOSYSTEM:introduced=0,fixed=2015.8.13.
Is there a fix for CVE-2021-3197?
Yes. salt (PyPI): upgrade to 2015.8.13, 3002.5 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-3197?
Check whether you run salt (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

  • salt (PyPI): upgrade to 2015.8.13, 3002.5 or later
    pip install "salt>=3002.5"

Affected products

  • salt (PyPI) ECOSYSTEM:introduced=0,fixed=2015.8.10,introduced=2015.8.11,fixed=2015.8.13,introduced=2016.3.0,fixed=2016.3.4,introduced=2016.3.5,fixed=2016.3.6,introduced=2016.3.7,fixed=2016.3.8,introduced=2016.11.0,fixed=2016.11.3,introduced=2016.11.4,fixed=2016.11.5,introduced=2016.11.7,fixed=2016.11.10,introduced=2017.7.0,fixed=2017.7.8,introduced=2018.3.0rc1,fixed=2019.2.0rc1,introduced=2019.2.0,fixed=2019.2.5,introduced=2019.2.6,fixed=2019.2.8,introduced=3000,fixed=3000.6,introduced=3001,fixed=3001.4,introduced=3002,fixed=3002.5, ECOSYSTEM:introduced=0,fixed=2015.8.13

Identifiers

  • CVE-2021-3197
  • GHSA-8rp6-x3r7-5qw3
  • PYSEC-2021-57

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