Arbitrary Code Execution Affecting pyyaml package, versions [5.1b1,5.4)
Snyk CVSS
Attack Complexity
Low
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
Exploit Maturity
Mature
EPSS
0.27% (68th
percentile)
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Test your applications- Snyk ID SNYK-PYTHON-PYYAML-590151
- published 26 Jul 2020
- disclosed 22 Jul 2020
- credit Unknown
Introduced: 22 Jul 2020
CVE-2020-14343 Open this link in a new tabHow to fix?
Upgrade PyYAML
to version 5.4 or higher.
Overview
Affected versions of this package are vulnerable to Arbitrary Code Execution. It processes untrusted YAML files through the full_load
method or with the FullLoader
loader. This is due to an incomplete fix for CVE-2020-1747.