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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0261 There is a security vulnerability in the XLXP-C component which is shipped in IBM Integration Bus and App Connect Enterprise (CVE-2018-1801) 30 January 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Integration Bus Publisher: IBM Operating System: Linux variants AIX HP-UX Solaris Windows Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-1801 Reference: ESB-2018.3554 ESB-2018.3249 ESB-2018.3231 ESB-2018.3169 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10795780 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletins: There is a security vulnerability in the XLXP-C component which is shipped in IBM Integration Bus and App Connect Enterprise (CVE-2018-1801) Security Bulletin Document information More support for: IBM Integration Bus Software version: All Versions Operating system(s): AIX, HP-UX, Linux, Solaris, Windows Reference #: 0795780 Modified date: 28 January 2019 Summary There is a security vulnerability in the XLXP-C component which is shipped in IBM Integration Bus and App Connect Enterprise. A successful exploitation of the vulnerability could lead to a denial of service attack. Vulnerability Details CVEID: CVE-2018-1801 DESCRIPTION: IBM Integration Bus is vulnerable to a XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to consume memory resources. CVSS Base Score: 5.3 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/149639 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:L) Affected Products and Versions IBM App Connect V11.0.0.0 - V11.0.0.1 IBM Integration Bus V10.0.0.0 -V10.0.0.13 IBM Integration Bus V9.0.0.0 - V9.0.0.10 WebSphere Message Broker V8.0.0.0 -V8.0.0.9 Remediation/Fixes +---------------+-------------------+-----------+--------------------------------+ | Product | VRMF |APAR | Remediation / Fix | +---------------+-------------------+-----------+--------------------------------+ | | | |The APAR is available in fix | |IBM App Connect|V11.0.0.0-V11.0.0.1|IT19007 |pack 11.0.0.2 | | | | |IBM App Connect Enterprise | | | | |Version V11-Fix Pack 11.0.0.2 | +---------------+-------------------+-----------+--------------------------------+ | | | |The APAR is available in fix | |IBM Integration|V10.0.0.0 - | |pack 10.0.0.14 except for AIX - | |Bus |V10.0.0.13 |IT19007 |see IT26013 | | | | |IBM Integration Bus V10.0 - Fix | | | | |Pack 10.0.0.14 | +---------------+-------------------+-----------+--------------------------------+ | | | |For AIX apply this Interim fix | |IBM Integration|V10.0.0.0 - | |for APAR IT26013 on the top of | |Bus |V10.0.0.14 |IT26013 |fix pack 10.0.0.15 | | | | |Interim fix available here --> | | | | |IBM Fix Central | +---------------+-------------------+-----------+--------------------------------+ |IBM Integration|V9.0.0.0 - |IT19007 |The APAR is available in fix | |Bus |V9.0.0.10 | |pack 9.0.0.11 | | | | |IBM Integration Bus V9.0 - Fix | | | | |Pack 9.0.0.11 | +---------------+-------------------+-----------+--------------------------------+ |WebSphere |V8.0.0.0 - V8.0.0.9|IT19007 |Contact IBM support to request | |Message Broker | | |for Fix APAR | +---------------+-------------------+-----------+--------------------------------+ Websphere Message Broker V8 is no longer in full support; IBM recommends upgrading to a fixed, supported version/release/platform of the product. If you are a customer with extended support and require a fix, contact IBM support. Reference Complete CVSS v3 Guide On-line Calculator v3 Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 18 January 2019 *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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