-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: mod_auth_mellon security and bug fix update Advisory ID: RHSA-2019:0766-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:0766 Issue date: 2019-04-16 CVE Names: CVE-2019-3877 CVE-2019-3878 ==================================================================== 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 Important. 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 Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - x86_64 Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64 Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - aarch64, ppc64le, s390x Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x 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: authentication bypass in ECP flow (CVE-2019-3878) * mod_auth_mellon: open redirect in logout url when using URLs with backslashes (CVE-2019-3877) 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. Bug Fix(es): * mod_auth_mellon Cert files name wrong when hostname contains a number (fixed in upstream package) (BZ#1697487) 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/): 1691125 - CVE-2019-3877 mod_auth_mellon: open redirect in logout url when using URLs with backslashes 1691126 - CVE-2019-3878 mod_auth_mellon: authentication bypass in ECP flow 1697487 - mod_auth_mellon Cert files name wrong when hostname contains a number (fixed in upstream package) [rhel-7.6.z] 6. Package List: Red Hat Enterprise Linux Server (v. 7): Source: mod_auth_mellon-0.14.0-2.el7_6.4.src.rpm ppc64: mod_auth_mellon-0.14.0-2.el7_6.4.ppc64.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.ppc64.rpm ppc64le: mod_auth_mellon-0.14.0-2.el7_6.4.ppc64le.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.ppc64le.rpm s390x: mod_auth_mellon-0.14.0-2.el7_6.4.s390x.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.s390x.rpm x86_64: mod_auth_mellon-0.14.0-2.el7_6.4.x86_64.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7): Source: mod_auth_mellon-0.14.0-2.el7_6.4.src.rpm aarch64: mod_auth_mellon-0.14.0-2.el7_6.4.aarch64.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.aarch64.rpm ppc64le: mod_auth_mellon-0.14.0-2.el7_6.4.ppc64le.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.ppc64le.rpm s390x: mod_auth_mellon-0.14.0-2.el7_6.4.s390x.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.s390x.rpm Red Hat Enterprise Linux Server Optional (v. 7): ppc64: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.ppc64.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.ppc64.rpm ppc64le: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.ppc64le.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.ppc64le.rpm s390x: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.s390x.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.s390x.rpm x86_64: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.x86_64.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.x86_64.rpm Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7): aarch64: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.aarch64.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.aarch64.rpm ppc64le: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.ppc64le.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.ppc64le.rpm s390x: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.s390x.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.s390x.rpm Red Hat Enterprise Linux Workstation (v. 7): Source: mod_auth_mellon-0.14.0-2.el7_6.4.src.rpm x86_64: mod_auth_mellon-0.14.0-2.el7_6.4.x86_64.rpm mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 7): x86_64: mod_auth_mellon-debuginfo-0.14.0-2.el7_6.4.x86_64.rpm mod_auth_mellon-diagnostics-0.14.0-2.el7_6.4.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-2019-3877 https://access.redhat.com/security/cve/CVE-2019-3878 https://access.redhat.com/security/updates/classification/#important 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXLXphNzjgjWX9erEAQghYQ/+IpsEMuxJila9gVfmlSvWCoshq8yXtXsk VwXo5oP8VK8v3td6+EqURi4VPGuY62pPk572y3NBA/XaEGFuaS8S7SzsKWYhp9GN MHRYxE69auU7b8XivCFqkzo29Tma+Ulj7sLaoJ43XeKgNueqR3mOgpy9S2xSdpNg +LgoAQ7KA1Pvd1rXpoD/I+KAVCFhkpd+nmQ1X7ANDVMWlHE4HKvpePA7goAOA/P2 4TwwEvSbLwNlqFOKnXELnTJ/E3iESsFbEZDbuINAPCYhcPaXo5ycfK/toIk/pZCb jgd+cHB6XENI1p803bdF4c3asmkt3NjNHUIJYl9bVotJdqR2ns6xEGzItQhQi0vb vxnfNALDMk+x30xn7ESzMI/eqLUKxqjjXJvivtp2YEoc1L4cPuKQeZC02WikOeYz /KqjquJ100qB6uVaowmx8rosxG+sWAOe1d/7icnre/UAX9IDr/cNlI7uhpG+x8lU +yEH1CIo5FsqXGSvGXCl+YJLFexPIlIKcG1ycHOB58vyLy4OX1+RCOBB9gkAFIKQ 8QFwG5IeZp+iAZYYWSG2UoD46xI3rKoAknFaTUbRseyAEfCDnDt/04hcdKyadCNK fwdt2gK98EotzxVUuU/gzC2+fcxaFG25zPLrwJOwdDmeLVquqTWhncY5G1x/rDKQ PAApg+Klhjc=FQO7 -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce