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AUSCERT External Security Bulletin Redistribution
ESB-2020.1113
mod_auth_mellon security and bug fix update
1 April 2020
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AusCERT Security Bulletin Summary
---------------------------------
Product: mod_auth_mellon
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
Reduced Security -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2019-13038
Reference: ESB-2020.0650
Original Bulletin:
https://access.redhat.com/errata/RHSA-2020:1003
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Red Hat Security Advisory
Synopsis: Moderate: mod_auth_mellon security and bug fix update
Advisory ID: RHSA-2020:1003-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1003
Issue date: 2020-03-31
CVE Names: CVE-2019-13038
=====================================================================
1. Summary:
An update for mod_auth_mellon is now available for Red Hat Enterprise Linux
7.
Red Hat Product Security has rated this update as having a security impact
of Moderate. 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_mellon module for the Apache HTTP Server is an authentication
service that implements the SAML 2.0 federation protocol. The module grants
access based on the attributes received in assertions generated by an IdP
server.
Security Fix(es):
* mod_auth_mellon: Open Redirect via the login?ReturnTo= substring which
could facilitate information theft (CVE-2019-13038)
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 7.8 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/):
1725740 - CVE-2019-13038 mod_auth_mellon: Open Redirect via the login?ReturnTo= substring which could facilitate information theft
1727789 - mod_auth_mellon fix for AJAX header name X-Requested-With
6. Package List:
Red Hat Enterprise Linux Server (v. 7):
Source:
mod_auth_mellon-0.14.0-8.el7.src.rpm
ppc64:
mod_auth_mellon-0.14.0-8.el7.ppc64.rpm
mod_auth_mellon-debuginfo-0.14.0-8.el7.ppc64.rpm
mod_auth_mellon-diagnostics-0.14.0-8.el7.ppc64.rpm
ppc64le:
mod_auth_mellon-0.14.0-8.el7.ppc64le.rpm
mod_auth_mellon-debuginfo-0.14.0-8.el7.ppc64le.rpm
mod_auth_mellon-diagnostics-0.14.0-8.el7.ppc64le.rpm
s390x:
mod_auth_mellon-0.14.0-8.el7.s390x.rpm
mod_auth_mellon-debuginfo-0.14.0-8.el7.s390x.rpm
mod_auth_mellon-diagnostics-0.14.0-8.el7.s390x.rpm
x86_64:
mod_auth_mellon-0.14.0-8.el7.x86_64.rpm
mod_auth_mellon-debuginfo-0.14.0-8.el7.x86_64.rpm
mod_auth_mellon-diagnostics-0.14.0-8.el7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
mod_auth_mellon-0.14.0-8.el7.src.rpm
x86_64:
mod_auth_mellon-0.14.0-8.el7.x86_64.rpm
mod_auth_mellon-debuginfo-0.14.0-8.el7.x86_64.rpm
mod_auth_mellon-diagnostics-0.14.0-8.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-2019-13038
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.8_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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