CVE-2018-20060 Affecting python-urllib3 package, versions <1.13.1-2ubuntu0.16.04.3


Severity

Recommended
low

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.46% (76th percentile)

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  • Snyk IDSNYK-UBUNTU1604-PYTHONURLLIB3-286915
  • published11 Dec 2018
  • disclosed11 Dec 2018

Introduced: 11 Dec 2018

CVE-2018-20060  (opens in a new tab)

How to fix?

Upgrade Ubuntu:16.04 python-urllib3 to version 1.13.1-2ubuntu0.16.04.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-urllib3 package and not the python-urllib3 package as distributed by Ubuntu. See How to fix? for Ubuntu:16.04 relevant fixed versions and status.

urllib3 before version 1.23 does not remove the Authorization HTTP header when following a cross-origin redirect (i.e., a redirect that differs in host, port, or scheme). This can allow for credentials in the Authorization header to be exposed to unintended hosts or transmitted in cleartext.