Security Bulletin: CICS Transaction Gateway for Multiplatforms

Summary

Multiple security vulnerabilities exist in the JREs shipped with CICS Transaction Gateway (CICS TG) for client applications. CICS TG itself is not vulnerable to all these risks but client side applications using the CICS TG supplied JREs might be.

Vulnerability Details

CVEID: CVE-2017-10345**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit 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: 3.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133774 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2017-10281**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit 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/133720 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-2017-10347**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, JRockit 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/133776 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-2016-9841**
DESCRIPTION:** zlib is vulnerable to a denial of service, caused by an out-of-bounds pointer arithmetic in inftrees.c. By persuading a victim to open a specially crafted document, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base Score: 3.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/120509 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2017-10356**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded, JRockit Security component could allow an unauthenticated attacker to obtain sensitive information resulting in a high confidentiality impact using unknown attack vectors.
CVSS Base Score: 6.2
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133785 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID: CVE-2017-10346**
DESCRIPTION:** An unspecified vulnerability in Oracle Java SE related to the Java SE, Java SE Embedded Hotspot component could allow an unauthenticated attacker to take control of the system.
CVSS Base Score: 9.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/133775 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H)

Affected Products and Versions

CICS Transaction Gateway for Multiplatforms v9.0, v9.1 and v9.2. Inclusion in this list does not imply that all the products are supported. See the_ IBM Support Lifecycle_ page for product end of support dates

Remediation/Fixes

Updated JREs have been made available on Fix Central. 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:
_http://www.ibm.com/support/fixcentral/swg/identifyFixes?query.parent=ibm~Other software&query.product=ibm~WebSphere~CICS Transaction Gateway for Multiplatforms&query.release=All&query.platform=All _