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AUSCERT External Security Bulletin Redistribution
ESB-2020.3390
mod_auth_openidc security update
30 September 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: mod_auth_openidc
Publisher: Red Hat
Operating System: Red Hat Enterprise Linux Server 7
Red Hat Enterprise Linux WS/Desktop 7
Impact/Access: Provide Misleading Information -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2019-20479 CVE-2019-14857
Reference: ESB-2020.2602
ESB-2020.2502
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:3970
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Red Hat Security Advisory
Synopsis: Low: mod_auth_openidc security update
Advisory ID: RHSA-2020:3970-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3970
Issue date: 2020-09-29
CVE Names: CVE-2019-14857 CVE-2019-20479
=====================================================================
1. Summary:
An update for mod_auth_openidc is now available for Red Hat Enterprise
Linux 7.
Red Hat Product Security has rated this update as having a security impact
of Low. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
3. Description:
The mod_auth_openidc is an OpenID Connect authentication module for Apache
HTTP Server. It enables an Apache HTTP Server to operate as an OpenID
Connect Relying Party and/or OAuth 2.0 Resource Server.
Security Fix(es):
* mod_auth_openidc: Open redirect in logout url when using URLs with
leading slashes (CVE-2019-14857)
* mod_auth_openidc: Open redirect issue exists in URLs with slash and
backslash (CVE-2019-20479)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.9 Release Notes linked from the References section.
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1760613 - CVE-2019-14857 mod_auth_openidc: Open redirect in logout url when using URLs with leading slashes
1805102 - CVE-2019-20479 mod_auth_openidc: Open redirect issue exists in URLs with slash and backslash
6. Package List:
Red Hat Enterprise Linux Server (v. 7):
Source:
mod_auth_openidc-1.8.8-7.el7.src.rpm
ppc64:
mod_auth_openidc-1.8.8-7.el7.ppc64.rpm
mod_auth_openidc-debuginfo-1.8.8-7.el7.ppc64.rpm
ppc64le:
mod_auth_openidc-1.8.8-7.el7.ppc64le.rpm
mod_auth_openidc-debuginfo-1.8.8-7.el7.ppc64le.rpm
s390x:
mod_auth_openidc-1.8.8-7.el7.s390x.rpm
mod_auth_openidc-debuginfo-1.8.8-7.el7.s390x.rpm
x86_64:
mod_auth_openidc-1.8.8-7.el7.x86_64.rpm
mod_auth_openidc-debuginfo-1.8.8-7.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
mod_auth_openidc-1.8.8-7.el7.src.rpm
x86_64:
mod_auth_openidc-1.8.8-7.el7.x86_64.rpm
mod_auth_openidc-debuginfo-1.8.8-7.el7.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2019-14857
https://access.redhat.com/security/cve/CVE-2019-20479
https://access.redhat.com/security/updates/classification/#low
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
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