Description
PyYAML 5.1 through 5.1.2 has insufficient restrictions on the load and load_all functions because of a class deserialization issue, e.g., Popen is a class in the subprocess module. NOTE: this issue exists because of an incomplete fix for CVE-2017-18342.
Published: 2020-02-19
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2020-0159 PyYAML 5.1 through 5.1.2 has insufficient restrictions on the load and load_all functions because of a class deserialization issue, e.g., Popen is a class in the subprocess module. NOTE: this issue exists because of an incomplete fix for CVE-2017-18342.
Github GHSA Github GHSA GHSA-3pqx-4fqf-j49f Deserialization of Untrusted Data in PyYAML
History

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Subscriptions

Fedoraproject Fedora
Pyyaml Pyyaml
Redhat Enterprise Linux Quay
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T02:39:10.138Z

Reserved: 2020-02-19T00:00:00.000Z

Link: CVE-2019-20477

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-02-19T04:15:10.803

Modified: 2024-11-21T04:38:34.590

Link: CVE-2019-20477

cve-icon Redhat

Severity : Moderate

Publid Date: 2019-11-18T00:00:00Z

Links: CVE-2019-20477 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses