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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.2694 IBM WebSphere Cast Iron Solution is affected by Apache Tomcat vulnerabilities CVE-2019-10072 19 July 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM WebSphere Cast Iron Publisher: IBM Operating System: Network Appliance Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-10072 Reference: ESB-2019.2659 ESB-2019.2230 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10958283 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: IBM WebSphere Cast Iron Solution is affected by Apache Tomcat vulnerabilities CVE-2019-10072 Security Bulletin Summary IBM WebSphere Cast Iron Solution has addressed the following vulnerabilities reported in Apache Tomcat v8 Vulnerability Details CVEID: CVE-2019-10072 DESCRIPTION: Apache Tomcat is vulnerable to a denial of service, caused by HTTP/2 connection window exhaustion on write. By failing to send WINDOW_UPDATE messages, a remote attacker could exploit this vulnerability to block threads on the server and causing a denial of service. CVSS Base Score: 7.5 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/162806 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H) Affected Products and Versions App Connect Professional v7.5.3.0. Remediation/Fixes +------------------------------------------------------------------------+ | Product | VRMF | APAR | Remediation/First Fix | |------------------------+---------+---------+---------------------------| | App Connect | 7.5.3.0 | LI80954 | iFix 7.5.3.0-CUMUIFIX-003 | | Professional | | | | +------------------------------------------------------------------------+ Workarounds and Mitigations None. Get Notified about Future Security Bulletins Subscribe to My Notifications to be notified of important product support alerts like this. Reference Complete CVSS v3 Guide On-line Calculator v3 Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 03 July 2019: Original version published. *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. Document information More support for: WebSphere Cast Iron Cloud integration Software version: All Versions Operating system(s): Firmware Reference #: 0958283 Modified date: 17 July 2019 - --------------------------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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