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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2020.0570 IBM WebSphere Application Server Vulnerabilities 19 February 2020 =========================================================================== 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: Execute Arbitrary Code/Commands -- Existing Account Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2020-4163 CVE-2019-4670 Reference: ESB-2020.0455 ESB-2020.0412 ESB-2020.0405 Original Bulletin: https://www.ibm.com/support/pages/node/1288786 https://www.ibm.com/support/pages/node/1289152 Comment: This bulletin contains two (2) security advisories. - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: WebSphere Application Server is vulnerable to a command execution vulnerability (CVE-2020-4163) Security Bulletin Summary WebSphere Application Server is vulnerable to a command execution vulnerability. This has been addressed. Vulnerability Details CVEID: CVE-2020-4163 DESCRIPTION: IBM WebSphere Application Server, under specialized conditions, could allow an authenticated user to create a maliciously crafted file name which would be misinterpreted as jsp content and executed. CVSS Base score: 6.6 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 174397 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H) Affected Products and Versions +----------------------------+----------+ |Affected Product(s) |Version(s)| +----------------------------+----------+ |WebSphere Application Server|9.0 | +----------------------------+----------+ |WebSphere Application Server|7.0 | +----------------------------+----------+ |WebSphere Application Server|8.0 | +----------------------------+----------+ |WebSphere Application Server|8.5 | +----------------------------+----------+ Remediation/Fixes For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition: For V9.0.0.0 through 9.0.5.2: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH20785 - --OR-- . Apply Fix Pack 9.0.5.3 or later (targeted availability 1Q2020). For V8.5.0.0 through 8.5.5.16: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH20785 - --OR-- . Apply Fix Pack 8.5.5.17 or later (targeted availability 1Q2020). For V8.0.0.0 through 8.0.0.15: . Upgrade to 8.0.0.15 and then apply Interim Fix PH20785 For V7.0.0.0 through 7.0.0.45: . Upgrade to 7.0.0.45 and then apply Interim Fix PH20785 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 None - -------------------------------------------------------------------------------------- Security Bulletin: Information Disclosure in WebSphere Application Server Admin Console (CVE-2019-4670) Security Bulletin Summary There is an information disclosure in WebSphere Application Server Admin Console. Vulnerability Details CVEID: CVE-2019-4670 DESCRIPTION: IBM WebSphere Application Server could allow a remote attacker to obtain sensitive information caused by improper data representation. CVSS Base score: 6.5 CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/ 171319 for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N) Affected Products and Versions +----------------------------+----------+ |Affected Product(s) |Version(s)| +----------------------------+----------+ |WebSphere Application Server|9.0 | +----------------------------+----------+ |WebSphere Application Server|7.0 | +----------------------------+----------+ |WebSphere Application Server|8.0 | +----------------------------+----------+ |WebSphere Application Server|8.5 | +----------------------------+----------+ Remediation/Fixes For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition: For V9.0.0.0 through 9.0.5.2: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH18947 - --OR-- . Apply Fix Pack 9.0.5.3 or later (targeted availability 1Q2020). For V8.5.0.0 through 8.5.5.16: . Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PH18947 - --OR-- . Apply Fix Pack 8.5.5.17 or later (targeted availability 1Q2020). For V8.0.0.0 through 8.0.0.15: . Upgrade to 8.0.0.15 and then apply Interim Fix PH18947 For V7.0.0.0 through 7.0.0.45: . Upgrade to 7.0.0.45 and then apply Interim Fix PH18947 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. Additional interim fixes may be available and linked off the interim fix download page. Workarounds and Mitigations None - --------------------------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. 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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 iQIVAwUBXkzowWaOgq3Tt24GAQhd0g/+KvEMqo+QJAxci03XGAAnL2bzzolJmEn4 eE3lC3m8a5Z95ZzGT4OuHuKP5AR3Ir0E9OZ5Ob12Rgft1FLMxFY6sDkdig3FB3PP oBpmOKHCSv89HjShTdgjYpkyaiEwJuSg3GMgqM99Qdu+30IkdnpwLkFsS6M/cuYM I+vw90rNd7/Wm0epQoyyYNlINYn7R+kh8AhNYZdx8AXQj6o6RkHtXaeZGZ2xSWe0 xws2MG070jEsEUmkQmX3v10iqo+NL2uCK5dK+P6nON7+Gwe5NLlWQ4JVDQfMqvQm OqTlKYUqVFSehihAasd1xPPXSo9XZBAz9cG7Q22lZVD6C3YYzvTPgySHmmSdniz8 wAHGxo9yCOlW8sP2kt+O8LZ8aTSwWlsBa82oQw1ll5L94mVsEuXmhsriTUkq3P1r 1XzNG1JbidUx2nZqlWg4pmdyyCbyqUMfQtwleqgQ41KQeXAlmE/vs/VDoi+u/Hb6 dMXCnlwutTh97PaZ1ZSyNufzhfh6uQupFY+VU8ET+piWSps4eped/AXNA4dRxOW3 8R+GYx1tdTOpLHKiqHQF2Ip+u7CNUSONlMMScKtolo8ZHtduNP4L6ircasRfjdvx zvOa7uwuUDCl/mMvsI+CZ2wo/ZzGGipNpSDmvn3sS/EXMRbQE/xCuRnNSjYDeIHN 00bFgNzObpo= =DQsA -----END PGP SIGNATURE-----