Vulnerability Monitor

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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, or scheme). This can allow for credentials in the Authorization header to be exposed to unintended hosts or transmitted in cleartext.

Published

2018-12-11T17:29:00.380

Last Modified

2024-12-27T16:15:22.593

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	python	urllib3	< 1.23	Yes
Operating System	fedoraproject	fedora	28	Yes
Operating System	fedoraproject	fedora	29	Yes
Operating System	fedoraproject	fedora	30	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html ([email protected])
https://access.redhat.com/errata/RHSA-2019:2272 ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1649153 Issue Tracking, Mitigation, Patch, Third Party Advisory ([email protected])
https://github.com/urllib3/urllib3/blob/master/CHANGES.rst Release Notes, Third Party Advisory ([email protected])
https://github.com/urllib3/urllib3/issues/1316 Third Party Advisory ([email protected])
https://github.com/urllib3/urllib3/pull/1346 Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5SJERZEJDSUYQP7BNBXMBHRHGY26HRZD/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BXLAXHM3Z6DUCXZ7ZXZ2EAYJXWDCZFCT/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWP36YW3KSVLXDBY3QJKDYEPCIMN3VQZ/ ([email protected])
https://usn.ubuntu.com/3990-1/ ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00039.html (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2019:2272 (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1649153 Issue Tracking, Mitigation, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/urllib3/urllib3/blob/master/CHANGES.rst Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/urllib3/urllib3/issues/1316 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/urllib3/urllib3/pull/1346 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/06/msg00015.html (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5SJERZEJDSUYQP7BNBXMBHRHGY26HRZD/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BXLAXHM3Z6DUCXZ7ZXZ2EAYJXWDCZFCT/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XWP36YW3KSVLXDBY3QJKDYEPCIMN3VQZ/ (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20241227-0010/ (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3990-1/ (af854a3a-2127-422b-91ae-364da2661108)