5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.01 Low
EPSS
Percentile
83.8%
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.
lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html
access.redhat.com/errata/RHSA-2019:2272
bugzilla.redhat.com/show_bug.cgi?id=1649153
github.com/advisories/GHSA-www2-v7xj-xrc6
github.com/urllib3/urllib3/blob/master/CHANGES.rst
github.com/urllib3/urllib3/commit/560bd227b90f74417ffaedebf5f8d05a8ee4f532
github.com/urllib3/urllib3/issues/1316
github.com/urllib3/urllib3/pull/1346
lists.debian.org/debian-lts-announce/2021/06/msg00015.html
lists.fedoraproject.org/archives/list/[email protected]/message/5SJERZEJDSUYQP7BNBXMBHRHGY26HRZD/
lists.fedoraproject.org/archives/list/[email protected]/message/BXLAXHM3Z6DUCXZ7ZXZ2EAYJXWDCZFCT/
lists.fedoraproject.org/archives/list/[email protected]/message/XWP36YW3KSVLXDBY3QJKDYEPCIMN3VQZ/
nvd.nist.gov/vuln/detail/CVE-2018-20060
usn.ubuntu.com/3990-1/
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.01 Low
EPSS
Percentile
83.8%