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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2109 Security Bulletin: WebSphere Application Server is vulnerable to a Privilege Escalation vulnerability (CVE-2021-29754) 11 June 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: WebSphere Application Server Publisher: IBM Operating System: AIX HP-UX IBM i Linux variants Solaris Windows z/OS Impact/Access: Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-29754 Original Bulletin: https://www.ibm.com/support/pages/node/6462627 - --------------------------BEGIN INCLUDED TEXT-------------------- WebSphere Application Server is vulnerable to a Privilege Escalation vulnerability (CVE-2021-29754) Document Information Document number : 6462627 Modified date : 10 June 2021 Product : WebSphere Application Server Software version : 7.0, 8.0, 8.5, 9.0 Operating system(s): AIX HP-UX IBM i Linux Solaris Windows z/OS Edition : Advanced,Base,Developer,Enterprise,Express,Network Deployment,Single Server Summary WebSphere Application Server is vulnerable to a privilege escalation vulnerability. This has been addressed. Vulnerability Details CVEID: CVE-2021-29754 DESCRIPTION: IBM WebSphere Application Server is vulnerable to a privilege escalation vulnerability when using the SAML Web Inbound Trust Association Interceptor (TAI). CVSS Base score: 4.2 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 202006 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N) Affected Products and Versions +----------------------------+----------+ |Affected Product(s) |Version(s)| +----------------------------+----------+ |WebSphere Application Server|9.0 | +----------------------------+----------+ |WebSphere Application Server|8.5 | +----------------------------+----------+ |WebSphere Application Server|8.0 | +----------------------------+----------+ |WebSphere Application Server|7.0 | +----------------------------+----------+ Remediation/Fixes For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition: For V9.0.0.0 through 9.0.5.7: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH36253 - --OR-- . Apply Fix Pack 9.0.5.8 or later (targeted availability 2Q2021). For V8.5.0.0 through 8.5.5.19: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH36253 - --OR-- . Apply Fix Pack 8.5.5.20 or later (targeted availability 3Q2021). For V8.0.0.0 through 8.0.0.15: . Upgrade to 8.0.0.15 and then apply Interim Fix PH36253 For V7.0.0.0 through 7.0.0.45: . Upgrade to 7.0.0.45 and then apply Interim Fix PH36253 Additional interim fixes may be available and linked off the interim fix download page. WebSphere Application Server V7.0 and V8.0 are no longer in full support; IBM recommends upgrading to a fixed, supported version/release/platform of the product. Workarounds and Mitigations Mitigations for this issue are available. Please refer to the Interim Fix PH36253 for details. Change History 10 June 2021: Initial Publication - --------------------------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: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYMLj7uNLKJtyKPYoAQjOww//RkKi+q4RtyRFbWvXG8CsAk2+uHsvTM3V zEX4BaqblrpKWKvu1oU2e8eGfVYGJMVnO4X+hGR+DFyheoTC3SH8ahPGGG7Hij5I Q+uEYiLuvXlGY0r90ZsZl7qofuNdiNdNVGRYxsQRHx1vBhxN4T6ljFn4V1WKjcDZ 2I7/AbAQJLPYqshJol3XIuf9MXMe0S6qmwBC82DTCgi2VPzankiQn644LEQ551SK ff8TxzAm2Pdb5wT3d4pHl9ozPOe6yUaj71oo9Y1OP+m5A1Yxowcg38ARDtVbrCKR GmyeJ9yFq44x1FTpuFgdm+/T5AH9Vmp0w2q719JT90kasHc01E1D5iIyyhMJqNXB OkBwR9MDX8v68b/uBvtPT3vZfweG7NdaV99j+IksljplHrMoJ6XqiN7psV/ovQvi vbvLler1GTsIYVXG526pkbBTg1T2ImY8UXBAtfXV710EgnXEMKIKdKWnI1Lvc+22 Y02jSRthg1AxjsFJWH7O38uca8N29GiQXRYwziZpisGFVhmpI8NwOWk5E9BVTKoj tJW8wDDsDJdbwJcEkVMOy6gJmLOHoTkLy67CwfR03bc+4rWVjzffbJvrDAbk+NaA /4qwMQJyf7pNctvJ6ykvzRazpZ97zwrhTs7hmPTT+JyAs0wKjbqsTysjujgrRVNQ QRivBoVvBUg= =sWxs -----END PGP SIGNATURE-----