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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0782 IBM Security Bulletin: IBM MQ could allow a local user to inject code that could be executed with root privileges. (CVE-2018-1998) 12 March 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: IBM MQ Publisher: IBM Operating System: AIX HP-UX Linux variants Solaris Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-1998 CVE-2018-1792 Reference: ESB-2019.0675 ESB-2019.0429 ESB-2019.0335.5 ESB-2019.0207 Original Bulletin: http://www.ibm.com/support/docview.wss?uid=ibm10870488 - --------------------------BEGIN INCLUDED TEXT-------------------- IBM MQ could allow a local user to inject code that could be executed with root privileges. (CVE-2018-1998) Product: IBM MQ Component: installer Software version: 8.0.0.0, 8.0.0.1, 8.0.0.2, 8.0.0.3, 8.0.0.4, 8.0.0.5, 8.0.0.6, 8.0.0.7, 8.0.0.8, 8.0.0.9, 8.0.0.10, 9.0.0.0, 9.0.0.1, 9.0.0.2, 9.0.0.3, 9.0.0.4, 9.0.0.5, 9.1.1 Operating system(s): AIX, HP-UX, Linux, Solaris Reference #: 0870488 Security Bulletin Summary IBM MQ could allow a local user to inject code that could be executed with root privileges. This is due to an incomplete fix for CVE-2018-1792. Vulnerability Details CVEID: CVE-2018-1998 DESCRIPTION: IBM WebSphere MQ could allow a local user to inject code that could be executed with root privileges. This is due to an incomplete fix for CVE-2018-1792. CVSS Base Score: 8.8 CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/ 154887 for the current score CVSS Environmental Score*: Undefined CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H) Affected Products and Versions IBM MQ V8 versions 8.0.0.0 - 8.0.0.10 IBM MQ V9 LTS versions 9.0.0.0 - 9.0.0.5 IBM MQ V9.1 LTS versions 9.1.0.0 - 9.1.0.1 Remediation/Fixes IBM MQ V8 Apply FixPack 8.0.0.11 IBM MQ V9 LTS Apply iFix IT27293 for IBM MQ 9.0.0.5 IBM MQ V9.1 LTS Apply iFix IT27293 for IBM MQ 9.1.0.1 Workarounds and Mitigations Do not allow users to log into machines, running IBM MQ Servers, as the mqm user. Reference Complete CVSS v3 Guide On-line Calculator v3 Related Information IBM Secure Engineering Web Portal IBM Product Security Incident Response Blog Acknowledgement The vulnerability was reported to IBM by Josh McIver Change History 1 March 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. - --------------------------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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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXIg9N2aOgq3Tt24GAQi9oQ//a7BbE8tFiwNF7XY8tmCmA1z3mP/t4H0V GHCPXnuDDEaulNchYjjx6gOgSESfc7KUYTG4BmKOejhDPo1WD43xvpCA+AH+cpzl HwaGFjJ5b5rM2/0fIZK2F7C+3y2WYk2XSaLhLdJOBMTNEEPxon69emEMZrEjYTdw jkjv4Ja6H5ePhFkGbMpvPzju95AsbDSadzM0vORz1iShquKIKx9ChgqHCwt3FHLH 3QvtqMG/oHm87rwrUJy6r56wGFER2FcEVLcbxrfECLMqxvioJbBS+Mbb1lFXA1/w slbOu/3CQMeVJFeV6SXtKJbk5GgX55fROCoIS/hidPcjHun6mJMT/V8ARjHdYhuE ZjvFg5VvKzhXvmt/HUmcsS3QoFrOulikcWmbzMDuDc8jxdRrzr6BakBJsWyNaF3u M7si8e+ubZrGhN2f9QTf1K8tLrAoZZBTOVeYMxbZ/Bz/MTWAJs/aBSuTc5nsIHru rrY00A/AUfSnr07PkTSHvfEJ/SaEIv50eWaFJ9IfDaxs589nHQgsWYDCpfg6njKD xnfaeOOnDCJ/42gxiT2kYg+LDZCdWkbVt8CK0a7hzY2XLudNFdRMClhhfvUdrJ/T 8C65ejX3OMMVESmm9QjXr0YNhQGCL6ZguBePa7NYAy8abTOMF+aIhX06DWpQkSEo 8I40mPkh4yw= =DkdI -----END PGP SIGNATURE-----