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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0995 Security Bulletin: XML External Entity Injection Security Vulnerability Affects IBM Sterling B2B Integrator (CVE-2019-4043) 26 March 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM Sterling B2B Integrator Publisher: IBM Operating System: AIX HP-UX Linux variants Solaris Windows Impact/Access: Access Confidential Data -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-4043 Original Bulletin: https://www.ibm.com/support/docview.wss?uid=ibm10874238 - --------------------------BEGIN INCLUDED TEXT-------------------- Security Bulletin: XML External Entity Injection Security Vulnerability Affects IBM Sterling B2B Integrator (CVE-2019-4043) Security Bulletin Document information More support for: Sterling B2B Integrator Software version: 6.0.0.0 Operating system(s): AIX, HP-UX, Linux, Solaris, Windows Reference #: 0874238 Modified date: 25 March 2019 Summary IBM Sterling B2B Integrator Standard Edition has addressed the XML External Entity Injection vulnerability Vulnerability Details CVEID: CVE-2019-4043 DESCRIPTION: IBM Sterling B2B Integrator Standard Edition is vulnerable to an XML External Entity Injection (XXE) attack when processing XML data. A remote attacker could exploit this vulnerability to expose sensitive information or consume memory resources. CVSS Base Score: 7.1 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 156239 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L) Affected Products and Versions IBM Sterling B2B Integrator 6.0.0.0 Remediation/Fixes +-----------------+-----------------------------+-----------------------------+ |PRODUCT & Version|APAR |Remediation/Fix | +-----------------+-----------------------------+-----------------------------+ |IBM Sterling B2B |IT19755 |Apply IBM Sterling B2B | |Integrator | |Integrator version | |6.0.0.0 | |6.0.0.1 available on Fix | | | |Central | +-----------------+-----------------------------+-----------------------------+ Workarounds and Mitigations None Reference Complete CVSS v3 Guide On-line Calculator v3 Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Change History 21 March 2019: Revised 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. - --------------------------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 iQIVAwUBXJqwcGaOgq3Tt24GAQjulRAAyAvDu8QlJEN/62l1mYd+yupBSNgk2XE8 5ObHI7zdbx5O3aPMmZtknB+HqP2wYIyI688pf1mJP5FVHvrXMjdpGkQ/byUElxZT tXhZi9YU7MBF/oCH3H9kQOhuTHRkOw9q6BcwnCN3bkNdJNM+TI0C8jxKKknBxtGd 1RCJbUDnEGcNAWKcXJhoiRUTkQyxZ7E/yw5ocOD4SHkLIB/1NpPS0S5syOb5E8C/ c/G/kHX/RS1dW3BcUVmCPr7T7xgjWSzVmglHtYhQBrA7P/1P2VRE3AXjvvV1I4so f9ujAaIeAPMopn63M0omIGiFwk3OAM68zaHhV2HdO/TI9q1z+2TGRYWdp2InUeVf ZqimFzLf9a8/C/Tt2otH7UqeEKpcLlvAsf55IYHMNS/CBGzmYzGiMwM2WCq34is4 ZopeOyInP2hEZPl3f720wgawRoJ3UF5HgOKYM2GxPKmnDQe413wCy1T36JtazRru 8rgxhSe3CybcwbsAPp2uRpqsFwdCrhqARXUWqOUJO7QSpNbCFsVGY6QhIRI72Ad3 1+TM/mimDLIszxfpnIc6ANRICmLI3q9n7Pxl+oTPIkaj5TlN/D8cJtKSpSSJ7RVt f1f1u7flQ8qXUMuuAE612sVkh78RRZvRkz+FeJd0Ij76/2CQ1AvporWRG8EuQq2r RFyIlSRdl9w= =qSdS -----END PGP SIGNATURE-----