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Red Hat Enterprise Linux 8: RHSA-2019-0985-01 Critical mod_auth_mellon Flaw

red hat
Calendar Grey May 7, 2019
Dist Redhat Esm H88
Crucial vulnerability patch for mod_auth_mellon on Red Hat Enterprise Linux correcting authentication circumvention flaws.
An update for mod_auth_mellon is now available for Red Hat Enterprise Linux 8

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

Summary

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: authentication bypass in ECP flow (CVE-2019-3878)
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.

Topics%20covered

Topics Covered

security advisory update Red Hat Enterprise Linux important authentication bypass mod_auth_mellon

References

https://access.redhat.com/security/cve/CVE-2019-3878 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: mod_auth_mellon-0.14.0-3.el8_0.2.src.rpm
aarch64: mod_auth_mellon-0.14.0-3.el8_0.2.aarch64.rpm mod_auth_mellon-debuginfo-0.14.0-3.el8_0.2.aarch64.rpm mod_auth_mellon-debugsource-0.14.0-3.el8_0.2.aarch64.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-3.el8_0.2.aarch64.rpm
ppc64le: mod_auth_mellon-0.14.0-3.el8_0.2.ppc64le.rpm mod_auth_mellon-debuginfo-0.14.0-3.el8_0.2.ppc64le.rpm mod_auth_mellon-debugsource-0.14.0-3.el8_0.2.ppc64le.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-3.el8_0.2.ppc64le.rpm
s390x: mod_auth_mellon-0.14.0-3.el8_0.2.s390x.rpm mod_auth_mellon-debuginfo-0.14.0-3.el8_0.2.s390x.rpm mod_auth_mellon-debugsource-0.14.0-3.el8_0.2.s390x.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-3.el8_0.2.s390x.rpm
x86_64: mod_auth_mellon-0.14.0-3.el8_0.2.x86_64.rpm mod_auth_mellon-debuginfo-0.14.0-3.el8_0.2.x86_64.rpm mod_auth_mellon-debugsource-0.14.0-3.el8_0.2.x86_64.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-3.el8_0.2.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:0985-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0985
Issue date: 2019-05-07

Topic

An update for mod_auth_mellon is now available for Red Hat Enterprise Linux8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update Red Hat Enterprise Linux important authentication bypass mod_auth_mellon

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1691126 - CVE-2019-3878 mod_auth_mellon: authentication bypass in ECP flow

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