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Security Bulletin: IBM MQ Appliance is affected by Pacemaker vulnerabilities (CVE-2018-16878, CVE-2018-16877, CVE-2019-3885)

Description

## Summary IBM MQ Appliance has resolved Pacemaker vulnerabilities. ## Vulnerability Details **CVEID: **[CVE-2018-16878](<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16878>) **DESCRIPTION: **Pacemaker is vulnerable to a denial of service, caused by an insufficient verification inflicted preference of uncontrolled processes. A remote attacker could exploit this vulnerability to cause the application to crash. CVSS Base score: 5.3 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/159858](<https://exchange.xforce.ibmcloud.com/vulnerabilities/159858>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L) **CVEID: **[CVE-2018-16877](<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16877>) **DESCRIPTION: **Pacemaker could allow a local attacker to gain elevated privileges on the system, caused by a flaw in the authentication in the client server. An attacker could exploit this vulnerability to escalate privileges. CVSS Base score: 5.9 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/159859](<https://exchange.xforce.ibmcloud.com/vulnerabilities/159859>) for the current score. CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L) **CVEID: **[CVE-2019-3885](<http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3885>) **DESCRIPTION: **Pacemaker could allow a remote attacker to obtain sensitive information, caused by a use-after-free flaw. A remote attacker could exploit this vulnerability to obtain sensitive information from the system logs. CVSS Base score: 5.3 CVSS Temporal Score: See: [ https://exchange.xforce.ibmcloud.com/vulnerabilities/159857](<https://exchange.xforce.ibmcloud.com/vulnerabilities/159857>) for the current score. CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N) ## Affected Products and Versions Affected Product(s) | Version(s) ---|--- IBM MQ Appliance | 9.1 LTS IBM MQ Appliance | 9.1 CD ## Remediation/Fixes **IBM MQ Appliance 9.1 LTS** Apply fixpack [9.1.0.6](<https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EWebSphere&product=ibm/WebSphere/IBM+MQ+Appliance+M2000&release=All&function=fixId&fixids=9.1.0.6-IBM-MQ-Appliance-U0000&includeSupersedes=1> "9.1.0.6" ), or later maintenance **IBM MQ Appliance 9.1 CD** Upgrade to [9.2.1](<https://www.ibm.com/support/fixcentral/swg/selectFixes?parent=ibm%7EWebSphere&product=ibm/WebSphere/IBM+MQ+Appliance+M2000&release=All&function=fixId&fixids=9.2.1-IBM-MQ-Appliance-U0000&includeSupersedes=1> "9.2.1" ), or later maintenance ## Workarounds and Mitigations Only affects IBM MQ Appliances configured as part of a Highly Available group, where the appliances are not directly connected. ## Get Notified about Future Security Bulletins Subscribe to [My Notifications](< http://www-01.ibm.com/software/support/einfo.html>) to be notified of important product support alerts like this. ### References [Complete CVSS v3 Guide](<http://www.first.org/cvss/user-guide> "Link resides outside of ibm.com" ) [On-line Calculator v3](<http://www.first.org/cvss/calculator/3.0> "Link resides outside of ibm.com" ) Off ## Related Information [IBM Secure Engineering Web Portal](<http://www.ibm.com/security/secure-engineering/bulletins.html>) [IBM Product Security Incident Response Blog](<http://www.ibm.com/blogs/psirt>) ## Change History 18 Dec 2020: Initial Publication *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 Review the [IBM security bulletin disclaimer and definitions](<https://www.ibm.com/support/pages/node/6610583#disclaimer>) regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment. ## Document Location Worldwide [{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SS5K6E","label":"IBM MQ Appliance"},"Component":"","Platform":[{"code":"PF004","label":"Appliance"}],"Version":"9.1.0.0;9.1.0.1;9.1.0.2;9.1.0.3;9.1.0.4;9.1.0.5;9.1.1;9.1.2;9.1.3;9.1.4;9.1.5","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]


Affected Software


CPE Name Name Version
ibm mq appliance 9.1.0.0
ibm mq appliance 9.1.0.1
ibm mq appliance 9.1.0.2
ibm mq appliance 9.1.0.3
ibm mq appliance 9.1.0.4
ibm mq appliance 9.1.0.5
ibm mq appliance 9.1.1
ibm mq appliance 9.1.2
ibm mq appliance 9.1.3
ibm mq appliance 9.1.4
ibm mq appliance 9.1.5

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