NetSight
critical9.8

CVE-2018-20060

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, …

Impact

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.

Affected products

VendorProductAffected versions
PythonUrllib3
before 1.23
FedoraprojectFedora
Versions 28, 29, 30

References