Security Bulletin: Multiple vulnerabilities in IBM Java Runtime affect CICS Transaction Gateway

Summary

There are multiple vulnerabilities in IBM® Runtime Environment Java™ Versions 7.0, 7.1 and 8.0 used by CICS Transaction Gateway. 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-2018-2678**
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-2018-2641**
DESCRIPTION:** An unspecified vulnerability related to the Java SE AWT component could allow an unauthenticated attacker to cause no confidentiality impact, high integrity impact, and no availability impact.
CVSS Base Score: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137893 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:H/A:N)

CVEID: CVE-2018-2582**
DESCRIPTION:** An unspecified vulnerability related to the Java SE VM component could allow an unauthenticated attacker to cause no confidentiality impact, high integrity impact, and no availability impact.
CVSS Base Score: 6.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/137836 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:H/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)

CVEID: CVE-2018-2638**
DESCRIPTION:** An unspecified vulnerability related to the Java SE Deployment 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/137890 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)

CVEID: CVE-2018-2639**
DESCRIPTION:** An unspecified vulnerability related to the Java SE Deployment 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/137891 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)

CVEID: CVE-2018-1417**
DESCRIPTION:** Under certain circumstances, a flaw in the J9 JVM allows untrusted code running under a security manager to elevate its privileges.
CVSS Base Score: 8.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/138823 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:H)

Affected Products and Versions

CICS Transaction Gateway v8.0.0.0 – 8.0.0.6
CICS Transaction Gateway v8.1.0.0 – 8.1.0.5
CICS Transaction Gateway v9.0.0.0 – 9.0.0.4
CICS Transaction Gateway v9.1.0.0 – 9.1.0.3
CICS Transaction Gateway v9.2.0.0 – 9.2.0.2

Remediation/Fixes

Upgrade the JRE used by CICS TG Java client applications and/or the CICS TG Gateway daemon. Updated JREs which can used with CICS TG Java client applications and the Gateway daemon are made available on Fix Central.

Product

|

VRMF

|

APAR

|

Remediation / First Fix

—|—|—|—
CICS Transaction Gateway for Multiplatforms| 9.2.0.0
9.2.0.1
9.2.0.2| Updated JRE’s have been made available on Fix Central as Fix packs.
AIX: 8.0.5-CICSTG-AIXpSeries32-JRE-SR10
HP-UX: 8.0.5-CICSTG-HPUXIA32-JRE-SR10
xLinux: 8.0.5-CICSTG-Linuxx8632-JRE-SR10
pLinux: 8.0.5-CICSTG-LinuxpSeries32-JRE-SR10
zLinux: 8.0.5-CICSTG-LinuxzSeries31-JRE-SR10
Windows:8.0.5-CICSTG-Windowsx8632-JRE-SR10 |
https://www-945.ibm.com/support/fixcentral/swg/identifyFixes?query.parent=ibm~Other%20software&query.product=ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms&query.release=9.2.0&query.platform=All

CICS Transaction Gateway for Multiplatforms| 9.1.0.0
9.1.0.1
9.1.0.2
9.1.0.3| Updated JRE’s have been made available on Fix Central as Fix packs.
Solaris: 7.0.10-CICSTG-SolarisSPARC32-JRE-SR20
AIX: 7.1.4-CICSTG-AIXpSeries32-JRE-SR20
xLinux: 7.1.4-CICSTG-Linuxx8632-JRE-SR20
pLinux: 7.1.4-CICSTG-LinuxpSeries32-JRE-SR20
zLinux: 7.1.4-CICSTG-LinuxzSeries31-JRE-SR20
Windows: 7.1.4-CICSTG-Windowsx8632-JRE-SR20 |
https://www-945.ibm.com/support/fixcentral/swg/identifyFixes?query.parent=ibm~Other%20software&query.product=ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms&query.release=9.1.0&query.platform=All
CICS Transaction Gateway for Multiplatforms| 9.0.0.0
9.0.0.1
9.0.0.2
9.0.0.3
9.0.0.4
8.1.0.0
8.1.0.1
8.1.0.2
8.1.0.3
8.1.0.4
8.1.0.5
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| Updated JRE’s have been made available on Fix Central as Fix packs.
Solaris: 7.0.10-CICSTG-SolarisSPARC32-JRE-SR20
AIX: 7.0.10-CICSTG-AIXpSeries32-JRE-SR20
xLinux: 7.0.10-CICSTG-Linuxx8632-JRE-SR20
pLinux: 7.0.10-CICSTG-LinuxpSeries32-JRE-SR20
zLinux: 7.0.10-CICSTG-LinuxzSeries31-JRE-SR20
Windows: 7.0.10-CICSTG-Windowsx8632-JRE-SR20 | https://www-945.ibm.com/support/fixcentral/swg/identifyFixes?query.parent=ibm~Other%20software&query.product=ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms&query.release=9.0.0&query.platform=All

Workarounds and Mitigations

None