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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4141 mod_auth_mellon security, bug fix, and enhancement update 6 November 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: mod_auth_mellon Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 8 Red Hat Enterprise Linux WS/Desktop 8 Impact/Access: Unauthorised Access -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-3877 Reference: ESB-2019.1316 ESB-2019.1049 ESB-2019.0965.2 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:3421 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: mod_auth_mellon security, bug fix, and enhancement update Advisory ID: RHSA-2019:3421-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:3421 Issue date: 2019-11-05 CVE Names: CVE-2019-3877 ===================================================================== 1. Summary: An update for mod_auth_mellon is now available for Red Hat Enterprise Linux 8. 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 AppStream (v. 8) - aarch64, ppc64le, s390x, 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 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 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/): 1691125 - CVE-2019-3877 mod_auth_mellon: open redirect in logout url when using URLs with backslashes 1691894 - [RFE] Config option to change mod_auth_mellon prefix 1702695 - fresh install of mod_auth_mellon shows rpm verification warnings 6. Package List: Red Hat Enterprise Linux AppStream (v. 8): Source: mod_auth_mellon-0.14.0-9.el8.src.rpm aarch64: mod_auth_mellon-0.14.0-9.el8.aarch64.rpm mod_auth_mellon-debuginfo-0.14.0-9.el8.aarch64.rpm mod_auth_mellon-debugsource-0.14.0-9.el8.aarch64.rpm mod_auth_mellon-diagnostics-0.14.0-9.el8.aarch64.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-9.el8.aarch64.rpm ppc64le: mod_auth_mellon-0.14.0-9.el8.ppc64le.rpm mod_auth_mellon-debuginfo-0.14.0-9.el8.ppc64le.rpm mod_auth_mellon-debugsource-0.14.0-9.el8.ppc64le.rpm mod_auth_mellon-diagnostics-0.14.0-9.el8.ppc64le.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-9.el8.ppc64le.rpm s390x: mod_auth_mellon-0.14.0-9.el8.s390x.rpm mod_auth_mellon-debuginfo-0.14.0-9.el8.s390x.rpm mod_auth_mellon-debugsource-0.14.0-9.el8.s390x.rpm mod_auth_mellon-diagnostics-0.14.0-9.el8.s390x.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-9.el8.s390x.rpm x86_64: mod_auth_mellon-0.14.0-9.el8.x86_64.rpm mod_auth_mellon-debuginfo-0.14.0-9.el8.x86_64.rpm mod_auth_mellon-debugsource-0.14.0-9.el8.x86_64.rpm mod_auth_mellon-diagnostics-0.14.0-9.el8.x86_64.rpm mod_auth_mellon-diagnostics-debuginfo-0.14.0-9.el8.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/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.1_release_notes/ 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXcHqjtzjgjWX9erEAQjTjg/+NL4lIZyw4ErfkSFpRY009ZFy+wmlkhKO J1rEkqs+l3k1Ld1ZH/xF71Fro1NxseudPQ5EwT2R8DvEWOEMG6l6eCPvT5IGGYa+ FM8bFHwzrwdv+iC+KKWr+VxF8/mtKup0S1e4yqA+784IGeNB00SWlykTk9yHgpoi 4MT6T6BYpB6Z79bq2j+O5e7+ChT/8ZHcRpl3KFNy7IGETJOHfWqeNqe92J3RKwxw SxliJejIn8F385GVFay2KYvLXnKkqU0RkbtrsHHNlblUQrC0b0cXK+FqnP5XhNd+ VYSFNikRGULAGgcEazg0328KY3CBcaT8m7aIFsw4qv1uaVp1JSqUcqlPuHMl2xEd XgVX9l4SMSeah4FwrPrEsjrth4wszv/aGOjSZuihLQVWjtevtHF+xS89qhhgzUVg MJqDXNlYHN9HljNvDzDp6XxsDNxepcIrNM8QWnzs3uEvcE1LC76FElZ39EtuzAvL uvBN8mIE5zC+Q8qO/B/s/Ku/Iz9OCSp1olE4oizlRyvu9VHDpL5fNhHSE+bINjlB IL3eCD+fjTFrANhsvX35ounOEkK09fGOlTbi8r0qRrfGX6tv7TJwDtgdOv5jCI2a o2w51OFxYr1RfJpYkDMORtc6Z5KU13cTDvhjoPPZ2CQrafOrDpMMhK7BrGDQvYm/ oGt5zZMkLUU= =8mn9 - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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