CVE-2020-15801

In Python 3.8.4, sys.path restrictions specified in a python38._pth file are ignored, allowing code to be loaded from arbitrary locations. The <executable-name>._pth file (e.g., the python._pth file) is not affected.

Score

CVSS 3.1 9.8 Critical

Status

Modified - cve@mitre.org

Published

2020-07-17

Last modified

2026-10-14

Weaknesses

CWE-426

Affected products

• Max Data (Netapp)
• Python (Python)
• Simatic S7-1500 Cpu 1518-4 Pndp Mfp (Siemens)
• Simatic S7-1500 Cpu 1518f-4 Pndp Mfp (Siemens)
• Siplus S7-1500 Cpu 1518-4 Pndp Mfp (Siemens)

References

• https://bugs.python.org/issue41304
• https://github.com/python/cpython/pull/21495
• https://security.netapp.com/advisory/ntap-20200731-0003/
• https://cert-portal.siemens.com/productcert/html/ssa-398330.html