CVE-2018-20060 – urllib3

Package

Manager: pip
Name: urllib3
Vulnerable Version: >=0 <1.23

Severity

Level: Critical

CVSS v3.1: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.00442 pctl0.62417

Details

Exposure of Sensitive Information to an Unauthorized Actor in urllib3 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.

Metadata

Created: 2018-12-12T15:52:07Z
Modified: 2024-12-27T18:30:25Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2018/12/GHSA-www2-v7xj-xrc6/GHSA-www2-v7xj-xrc6.json
CWE IDs: ["CWE-200"]
Alternative ID: GHSA-www2-v7xj-xrc6
Finding: F017
Auto approve: 1