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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4047 Security Bulletin: Vulnerabilities in WebSphere Application Server 31 October 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Streams Publisher: IBM Operating System: Red Hat Impact/Access: Access Confidential Data -- Remote/Unauthenticated Unauthorised Access -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-4441 CVE-2019-4305 CVE-2019-4304 Reference: ESB-2019.3728 ESB-2019.3652.2 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: Vulnerabilities in WebSphere Application Server Document Information More support for: IBM Streams Software version: All Versions Operating system(s): Red Hat Reference #: 1096486 Modified date: 30 October 2019 Security Bulletin Summary There are vulnerabilities in WebSphere Application Server used by IBM Streams. IBM Streams has addressed the applicable CVEs. Vulnerability Details CVEID: CVE-2019-4305 DESCRIPTION: IBM WebSphere Application Server Liberty could allow a remote attacker to obtain sensitive information caused by the improper setting of a cookie. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 160951 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) CVEID: CVE-2019-4441 DESCRIPTION: IBM WebSphere Application Server could allow a remote attacker to obtain sensitive information when a stack trace is returned in the browser. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 163177 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) CVEID: CVE-2019-4304 DESCRIPTION: IBM WebSphere Application Server - Liberty could allow a remote attacker to bypass security restrictions caused by improper session validation. CVSS Base Score: 6.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 160950 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L) Affected Products and Versions Affected InfoSphere Streams Affected Versions InfoSphere Streams 4.0.1.6 and earlier InfoSphere Streams 3.2.1.6 and earlier IBM Streams 4.1.1.9 and earlier IBM Streams 4.2.1.7 and earlier IBM Streams 4.3.1.0 and earlier Remediation/Fixes NOTE: Fix Packs are available on IBM Fix Central. To remediate/fix this issue, follow the instructions below: Version 4.3.x: Apply 4.3.0 Fix Pack 1 (4.3.1.1) or higher . Version 4.2.x: Apply 4.2.1 Fix Pack 4 (4.2.1.9) or higher . Version 4.1.x: Apply 4.1.1 Fix Pack 6 (4.1.1.10) or higher . Versions 4.0.x,3.2.x, 3.1.x, and 3.0.x: For versions earlier than 4.x.x, IBM recommends upgrading to a fixed, supported version/release/platform of the product. Customers who cannot upgrade and need to secure their installation should open a PMR with IBM Technical Support and request assistance securing their InfoSphere Streams system against the vulnerabilities identified in this Security Bulletin. Workarounds and Mitigations none Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. References Complete CVSS v3 Guide On-line Calculator v3 Off Complete CVSS v3 Guide On-line Calculator v3 Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. *The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin. Disclaimer According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY. - --------------------------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. 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