Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.5595 Red Hat Single Sign-On 7.6.1 security update on RHEL 9 4 November 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Red Hat Single Sign-On Publisher: Red Hat Operating System: Red Hat Resolution: Patch/Upgrade CVE Names: CVE-2022-2668 CVE-2022-0866 CVE-2022-0225 CVE-2022-0084 CVE-2021-43797 CVE-2021-42392 CVE-2020-36518 Original Bulletin: https://access.redhat.com/errata/RHSA-2022:7411 Comment: CVSS (Max): 9.8 CVE-2021-42392 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVSS Source: Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: Red Hat Single Sign-On 7.6.1 security update on RHEL 9 Advisory ID: RHSA-2022:7411-01 Product: Red Hat Single Sign-On Advisory URL: https://access.redhat.com/errata/RHSA-2022:7411 Issue date: 2022-11-03 CVE Names: CVE-2020-36518 CVE-2021-42392 CVE-2021-43797 CVE-2022-0084 CVE-2022-0225 CVE-2022-0866 CVE-2022-2668 ===================================================================== 1. Summary: New Red Hat Single Sign-On 7.6.1 packages are now available for Red Hat Enterprise Linux 9. 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 Single Sign-On 7.6 for RHEL 9 - noarch, x86_64 3. Description: Red Hat Single Sign-On 7.6 is a standalone server, based on the Keycloak project, that provides authentication and standards-based single sign-on capabilities for web and mobile applications. This release of Red Hat Single Sign-On 7.6.1 on RHEL 9 serves as a replacement for Red Hat Single Sign-On 7.6.0, and includes bug fixes and enhancements, which are documented in the Release Notes document linked to in the References. Security Fix(es): * jackson-databind: denial of service via a large depth of nested objects (CVE-2020-36518) * h2: Remote Code Execution in Console (CVE-2021-42392) * netty: control chars in header names may lead to HTTP request smuggling (CVE-2021-43797) * xnio: org.xnio.StreamConnection.notifyReadClosed log to debug instead of stderr (CVE-2022-0084) * keycloak: Stored XSS in groups dropdown (CVE-2022-0225) * wildfly: Wildfly management of EJB Session context returns wrong caller principal with Elytron Security enabled (CVE-2022-0866) * keycloak: Uploading of SAML javascript protocol mapper scripts through the admin console (CVE-2022-2668) 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. 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/): 2031958 - CVE-2021-43797 netty: control chars in header names may lead to HTTP request smuggling 2039403 - CVE-2021-42392 h2: Remote Code Execution in Console 2040268 - CVE-2022-0225 keycloak: Stored XSS in groups dropdown 2060929 - CVE-2022-0866 wildfly: Wildfly management of EJB Session context returns wrong caller principal with Elytron Security enabled 2064226 - CVE-2022-0084 xnio: org.xnio.StreamConnection.notifyReadClosed log to debug instead of stderr 2064698 - CVE-2020-36518 jackson-databind: denial of service via a large depth of nested objects 2115392 - CVE-2022-2668 keycloak: Uploading of SAML javascript protocol mapper scripts through the admin console 6. Package List: Red Hat Single Sign-On 7.6 for RHEL 9: Source: rh-sso7-1-5.el9sso.src.rpm rh-sso7-javapackages-tools-6.0.0-7.el9sso.src.rpm rh-sso7-keycloak-18.0.3-1.redhat_00001.1.el9sso.src.rpm noarch: rh-sso7-javapackages-filesystem-6.0.0-7.el9sso.noarch.rpm rh-sso7-javapackages-tools-6.0.0-7.el9sso.noarch.rpm rh-sso7-keycloak-18.0.3-1.redhat_00001.1.el9sso.noarch.rpm rh-sso7-keycloak-server-18.0.3-1.redhat_00001.1.el9sso.noarch.rpm rh-sso7-python3-javapackages-6.0.0-7.el9sso.noarch.rpm x86_64: rh-sso7-1-5.el9sso.x86_64.rpm rh-sso7-runtime-1-5.el9sso.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-2020-36518 https://access.redhat.com/security/cve/CVE-2021-42392 https://access.redhat.com/security/cve/CVE-2021-43797 https://access.redhat.com/security/cve/CVE-2022-0084 https://access.redhat.com/security/cve/CVE-2022-0225 https://access.redhat.com/security/cve/CVE-2022-0866 https://access.redhat.com/security/cve/CVE-2022-2668 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/articles/11258 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2022 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBY2QOpdzjgjWX9erEAQgqaw//W7XU4kQlMmbyq51m0uk45q6HXebAGM1b EdbEbNeoCvx1/fqLATPUjZvtptwFB8zl8emf9bJzhjFHK1p4rEc/N+1aqAOcwwA6 mUSp7KGGkz2RMpLabqM/3ayAzlngS68OAvg6LnL14SROKHduyn6DDtqW4RzuEbcM rex4Eo9Yv5R4VvRo1YHWsZBqEOjY1FNxchFJVJcR6+0wzvwFvUjgytXbQsVcGTzS x4Ngg30XgCpyTgR1Wim6WOP+snVAPeGZu02f2GqvQNALK4gtR18oRebQs38aq4lV F1eViNL2rBkjKsiD2RoatOojFhmik4r/WcxtRAzoGoPSxnydr6C+DSTVkaBqMKcT zChUY8fXvdcHARFwblSyU48L2yPFYWUGuYW5lGQlj7RO9QWuFAhGP8d6AHKzYDxX Wcv9zrdb2FYEdBPBOP4VYqC120YFSa7Oq0/dNz2yy7JQcK3m5+9QL5m+GXGCziFe E4O1ckEBSytEva5rrA4Kzvmvg++i7IDYWDFaO1lnzsy2zuJTcJdpQcVimbrJDC3x Ffq6y9K5r78OnnjkzYQi3f5D0zIdAKExZkRQL29OL37w5+90WL+JR0PLvZexd4V8 caA0zzXWdoHD4yHj/lFCuqw31VP2pjt/i1G4ViFuNOEmnNRZLlIEtCm2tacwXvk6 8Yk1zMT4ivQ= =7G1M - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: https://auscert.org.au/gpg-key/ iQIVAwUBY2Q4q8kNZI30y1K9AQhvsw/+N3TwHLyGUI5iKDLtYrLKlpvEUyI7UzEK d4IxVfDk1ELu9jJYsxZ/XjOkQOgJNvJg4tnedOYzswdjEryfadM2mRH/8k0Xqh6P HTbl+soItJdP45ALnwSBEq3PalLNPVTU/fZWK1Xi6EchkDSTNtp8LPa+jBqI8WnO b+Le2JQgNWinRqrOqUyo5GOEIWlTV8sjvahBfi7iPbxTxnljt5NSy38XkzoJCYtq Sc/P1yESvz5Gb2MwwW/zz6FvHmuo0KDKpH5Z4msIZVuxIawj4VlchacMslL5p63j O4TCHvT9fMfDiKsXKxOEaLb0ZRwuwz2NFQJ7zL16tHBLblVtIn4sQtGczqhoMkUt PxAOThxTYn7d8ikunoQeOjkdsFjJyt5MHUtYKpU4UEGZc7cITvsTG4nTbmF9f6Nc gDQc19sn9yYfMCTpf92VwF2SesPpLwbxrWAPdhR9/bJf2jeMA6ry9CNAoK8CYRMU hiSYlQrio4/Vk01KbE6oBNbs7lkBaJPQ4jRupsm0okq6XH4JKCVFKNsC2f0SLMcw aY0OewvCc27msmXj9j8jlxeiryhGNuwCtc1RcqmA8L9Avaj3B9Rt1ItJ2RRADu93 hHSNe/u2fKdpeM84CnuExb8f+TSu4xfP7T8T1D38mKd50EVJZbl99i2XgsoscFRO m+/CLOiSx+k= =vHas -----END PGP SIGNATURE-----