VDB
PYSEC-2020-176
PYSEC-2020-176
PUBLISHED
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.
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| PyPI | pyyaml | 5.1, 5.1, 5.1.1 |
Timeline
- Feb 19, 2020 CVE Published
- Nov 8, 2023 CVE Updated
References
- https://www.exploit-db.com/download/47655 url
- https://github.com/yaml/pyyaml/blob/master/CHANGES url
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/52N5XS73Z5S4ZN7I7R56ICCPCTKCUV4H/ url
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/33VBUY73AA6CTTYL3LRWHNFDULV7PFPN/ url
- https://github.com/advisories/GHSA-3pqx-4fqf-j49f advisory