Multiple vulnerabilities were identified in the Pacemaker component that is bundled with IBM MQ Advanced for use by replicated data queue managers (RDQM).
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 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)
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 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)
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 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
|IBM MQ||9.1 LTS|
|IBM MQ||9.1 CD|
|IBM MQ||9.2 CD|
|IBM MQ||9.2 LTS|
Workarounds and Mitigations
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16 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.
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18 December 2020