Arbitrary Code Execution Affecting knack package, versions [,0.5.2)
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Integrity
High
Availability
High
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Test your applications- Snyk ID SNYK-PYTHON-KNACK-450215
- published 20 Jun 2019
- disclosed 6 Feb 2019
- credit Unknown
How to fix?
Upgrade knack
to version 0.5.2 or higher.
Overview
knack is a Python command line interface framework.
Affected versions of this package are vulnerable to Arbitrary Code Execution due to using the insecure yaml.load()
function. Default behavior of PyYAML's yaml.load()
method is unsafe and can execute code stored in yaml files.