CVE-2023-43804

CVSS 3.1 Score 8.1 of 10 (high)

Details

Published Oct 4, 2023
Updated: Feb 1, 2024
CWE ID 200

Summary

CVE-2023-43804 affects the urllib3 library used in Python for handling HTTP requests. The vulnerability arises because urllib3 does not provide special treatment or cookie management features, leaving it up to the user. If a user includes a `Cookie` header and allows HTTP redirects without verification, sensitive information could be unintentionally leaked to a different origin. This issue has been resolved in urllib3 versions 1.26.17 and 2.0.5.

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Affected Products

  • python-urllib3
  • Fedora Operating System
  • Debian

Affected Vendors

  • Debian
  • Fedora Project
  • Python Software Foundation