Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect IBM MQ

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ versions 6, 7 and 8 used by IBM MQ. These issues were disclosed as part of the IBM Java SDK updates in January 2018.

Vulnerability Details

If you run your own Java code using the IBM Java Runtime delivered with this product, you should evaluate your code to determine whether the complete list of vulnerabilities are applicable to your code. For a complete list of vulnerabilities please refer to the link for “IBM Java SDK Security Bulletin" located in the “References” section for more information.

CVEID: CVE-2018-2579**
DESCRIPTION:** An unspecified vulnerability related to the Java SE Libraries component could allow an unauthenticated attacker to obtain sensitive information resulting in a low confidentiality impact using unknown attack vectors.
CVSS Base Score: 3.7
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137833 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:N/A:N)

CVEID: CVE-2018-2663**
DESCRIPTION:** An unspecified vulnerability related to the Java SE Libraries component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137917 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2018-2677**
DESCRIPTION:** An unspecified vulnerability related to the Java SE AWT component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137932 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2018-2678**
DESCRIPTION:** An unspecified vulnerability related to the Java SE JNDI component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 4.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137933 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2018-2602**
DESCRIPTION:** An unspecified vulnerability related to the Java SE I18n component could allow an unauthenticated attacker to cause low confidentiality impact, low integrity impact, and low availability impact.
CVSS Base Score: 4.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137854 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L)

CVEID: CVE-2018-2603**
DESCRIPTION:** An unspecified vulnerability related to the Java SE Libraries component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137855 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2018-2657**
DESCRIPTION:** An unspecified vulnerability related to the Java SE, Serialization component could allow an unauthenticated attacker to cause a denial of service resulting in a low availability impact using unknown attack vectors.
CVSS Base Score: 5.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137910 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2018-2618**
DESCRIPTION:** An unspecified vulnerability related to the Java SE JCE component could allow an unauthenticated attacker to obtain sensitive information resulting in a high confidentiality impact using unknown attack vectors.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137870 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID: CVE-2018-2637**
DESCRIPTION:** An unspecified vulnerability related to the Java SE JMX component could allow an unauthenticated attacker to cause high confidentiality impact, high integrity impact, and no availability impact.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137889 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)

CVEID: CVE-2018-2633**
DESCRIPTION:** An unspecified vulnerability related to the Java SE JNDI component could allow an unauthenticated attacker to take control of the system.
CVSS Base Score: 8.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137885 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H)

Affected Products and Versions

IBM MQ 9.0.0.x Long Term Support (LTS)
Maintenance level 9.0.0.2 and earlier

IBM MQ 9.0.x and IBM MQ Appliance 9.0.x Continuous Delivery Release (CDR)
Continuous delivery update 9.0.4 and earlier

IBM MQ 8.0 and IBM MQ Appliance 8.0
Maintenance levels 8.0.0.8 and earlier

WebSphere MQ 7.5
Maintenance levels 7.5.0.8 and earlier

WebSphere MQ 7.1
Maintenance levels 7.1.0.8 and earlier

Remediation/Fixes

IBM MQ 9.0.0.0
Apply fix pack 9.0.0.3

IBM MQ 9.0.x and IBM MQ Appliance 9.0.x Continuous Delivery Release (CDR)
Upgrade to IBM MQ 9.0.5

IBM MQ V8.0 and IBM MQ Appliance 8.0
Apply fix pack 8.0.0.9

Please note_: Users of MQ v8.0 on the HP-UX platform are advised that patches for these issues have not been released by the manufacturer for this JRE level (7.0) at this time. These updates will be published by IBM once available. _

WebSphere MQ 7.5
Apply iFix IT23405

WebSphere MQ 7.1
Apply fix pack 7.1.0.9

Workarounds and Mitigations

None