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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.3740 IBM MQ AMQP Listeners are vulnerable to a session fixation attack (CVE-2019-4227) 7 October 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM MQ AMQP Listeners Publisher: IBM Operating System: UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Unauthorised Access -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-4227 Original Bulletin: https://www.ibm.com/support/pages/node/886899 - --------------------------BEGIN INCLUDED TEXT-------------------- IBM MQ AMQP Listeners are vulnerable to a session fixation attack (CVE-2019-4227) Security Bulletin Summary An error was found in the IBM MQ AMQP logic that could result in a session fixation attack. Vulnerability Details CVEID: CVE-2019-4227 DESCRIPTION: IBM MQ AMQP Listeners could allow an unauthorized user to conduct a session fixation attack because of improper handling of client disconnection. CVSS Base Score: 5.6 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 159352 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L) Affected Products and Versions IBM MQ V8 versions 8.0.0.4 - 8.0.0.12 IBM MQ V9.0LTS versions 9.0.0.0 - 9.0.0.6 IBM MQ V9.1 LTS versions 9.1.0.0 - 9.1.0.2 IBM MQ V9.1 CD versions 9.1.0 - 9.1.2 Remediation/Fixes IBM MQ V8 Apply Fixpack 8.0.013 IBM MQ V9.0LTS Apply Fixpack 9.0.0.7 IBM MQ V9.1 LTS Apply Fixpack 9.1.0.3 IBM MQ V9.1 CD Upgrade to IBM MQ 9.1.3 Workarounds and Mitigations None. Get Notified about Future Security Bulletins References - --------------------------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 iQIVAwUBXZpqfmaOgq3Tt24GAQg8PA//Uo/mRvetpQnzmmnhJZBneyP+w+rZvPPE RwHhNiJ7Yf2SLRD8brYsV/dTPEHmVkGjQxoihU6sS4zDC7IqWVVYJpQ/VKHzuOyk 7/gv/LVqQMjvRdky6CazyKHSmx4B3XO51R08d3aotz8cSezXKlrNV+i1e0Tk7Cxe z2P1l6wDqa8+bIBfcv5FBbC+3PCpFVO33MF+m2LYnLzn4pXSTRGUH+RhhE6k/uE9 ZjU8g8z0HTHL/V8iP/7r8jCD+Lknwi5jJiFs9k78AD4VHZ+dmMtNeYA/pJZRpGsE vgitrVUzYhoUGE+1mmW4TI6of6YXhZVdLtSfYdyTa/toX0erFCIpMRITf3vdoPp1 0hnnlY1pJWl/TJA+yP8cDtHzjQk3ceT9v5d8x6bjkNIRyGu0z24+aRxL3eCsWuma 53Jnqe4tnyEsqFlNowK+WRNNbNbED1f7tgQxkasSe5Y9qELZDfKdOJnkb4JZMf+o ekL1AdzApQkklHOgiBmsF47QhjLLyOkTZ39pAJKENyVax+/0PRah/7bNqpG/WPAw xdJKcWHLenJ0Qfa3Vg8TjXOx0aq4Us59gExvhctwPuxcxQcckppIKhiinpqPcDyi jtZpz/qgJ1XT6qSv47jZ6v2i4BsM5EKUF13tKlqkBfRQFGszkhq5BMwG5s5kxwrb sq5mJQkHq9c= =eW7x -----END PGP SIGNATURE-----