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AUSCERT External Security Bulletin Redistribution
ESB-2020.0513
Multiple vulnerabilities in IBM Java Runtime affect CICS
Transaction Gateway
14 February 2020
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: IBM CICS Transaction Gateway
Publisher: IBM
Operating System: AIX
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Modify Permissions -- Remote with User Interaction
Increased Privileges -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2019-17631 CVE-2019-2999 CVE-2019-2992
CVE-2019-2989 CVE-2019-2983 CVE-2019-2978
CVE-2019-2975 CVE-2019-2962 CVE-2019-2945
Reference: ESB-2014.0963
ESB-2014.1986
Original Bulletin:
https://www.ibm.com/support/pages/node/2403783
- --------------------------BEGIN INCLUDED TEXT--------------------
Summary
There are multiple vulnerabilities in IBM(R) Runtime Environment Java(TM) Versions
7.0, 7.1 and 8.0 used by CICS Transaction Gateway. CICS Transaction Gateway has
addressed the applicable CVEs.
Vulnerability Details
CVEID: CVE-2019-2989
DESCRIPTION: An unspecified vulnerability in Java SE could allow an
unauthenticated attacker to cause no confidentiality impact, high integrity
impact, and no availability impact.
CVSS Base score: 6.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169295 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N)
CVEID: CVE-2019-2975
DESCRIPTION: An unspecified vulnerability in Java SE related to the Scripting
component could allow an unauthenticated attacker to cause no confidentiality
impact, low integrity impact, and low availability impact.
CVSS Base score: 4.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169281 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L)
CVEID: CVE-2019-2999
DESCRIPTION: An unspecified vulnerability in Java SE related to the Javadoc
component could allow an unauthenticated attacker to cause low confidentiality
impact, low integrity impact, and no availability impact.
CVSS Base score: 4.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169305 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N)
CVEID: CVE-2019-2992
DESCRIPTION: An unspecified vulnerability in Java SE related to the 2D
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: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169298 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2019-2983
DESCRIPTION: An unspecified vulnerability in Java SE related to the
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: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169289 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2019-2978
DESCRIPTION: An unspecified vulnerability in Java SE related to the
Networking 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: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169284 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2019-2962
DESCRIPTION: An unspecified vulnerability in Java SE related to the 2D
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: 3.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169268 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L)
CVEID: CVE-2019-2945
DESCRIPTION: An unspecified vulnerability in Java SE related to the
Networking 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/
169250 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L)
CVEID: CVE-2019-17631
DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated
privileges on the system, caused by the failure to performs an authorization
check when an actor attempts to access a resource or perform an action. An
attacker could exploit this vulnerability to gain access to diagnostic
operations such as causing a GC or creating a diagnostic file.
CVSS Base score: 8.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/
169513 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Affected Products and Versions
+----------------------------+----------+
|Affected Product(s) |Version(s)|
+----------------------------+----------+
|IBM CICS Transaction Gateway|9.1 |
+----------------------------+----------+
|IBM CICS Transaction Gateway|9.0 |
+----------------------------+----------+
|IBM CICS Transaction Gateway|8.1 |
+----------------------------+----------+
|IBM CICS Transaction Gateway|8.0 |
+----------------------------+----------+
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 |
+--------------+--------------+--------------------------------------------------------+-----------------------------------------------------------------+
| | |Updated JRE's have been made available on Fix Central as| |
|CICS | |Fix packs. | |
|Transaction |9.2.0.0 |AIX: 8.0.6-CICSTG-AIXpSeries32-JRE-SR5 |https://www-945.ibm.com/support/fixcentral/swg/identifyFixes? |
|Gateway for |9.2.0.1 |xLinux: 8.0.6-CICSTG-Linuxx8632-JRE-SR5 |query.parent=ibm~Other%20software&query.product= |
|Multiplatforms|9.2.0.2 |pLinux: 8.0.6-CICSTG-LinuxpSeries32-JRE-SR5 |ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms|
| | |zLinux: 8.0.6-CICSTG-LinuxzSeries31-JRE-SR5 |&query.release=9.2.0&query.platform=All |
| | |Windows:8.0.6-CICSTG-Windowsx8632-JRE-SR5 | |
+--------------+--------------+--------------------------------------------------------+-----------------------------------------------------------------+
| | |Updated JRE's have been made available on Fix Central as| |
| | |Fix packs. | |
|CICS |9.1.0.0 |Solaris: 7.0.10-CICSTG-SolarisSPARC32-JRE-SR60 |https://www-945.ibm.com/support/fixcentral/swg/identifyFixes? |
|Transaction |9.1.0.1 |AIX: 7.1.4-CICSTG-AIXpSeries32-JRE-SR60 |query.parent=ibm~Other%20software&query.product= |
|Gateway for |9.1.0.2 |xLinux: 7.1.4-CICSTG-Linuxx8632-JRE-SR60 |ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms|
|Multiplatforms|9.1.0.3 |pLinux: 7.1.4-CICSTG-LinuxpSeries32-JRE-SR60 |&query.release=9.1.0&query.platform=All |
| | |zLinux: 7.1.4-CICSTG-LinuxzSeries31-JRE-SR60 | |
| | |Windows: 7.1.4-CICSTG-Windowsx8632-JRE-SR60 | |
+--------------+--------------+--------------------------------------------------------+-----------------------------------------------------------------+
| |9.0.0.0 | | |
| |9.0.0.1 | | |
| |9.0.0.2 | | |
| |9.0.0.3 | | |
| |9.0.0.4 | | |
| |8.1.0.0 |Updated JRE's have been made available on Fix Central as| |
| |8.1.0.1 |Fix packs. | |
|CICS |8.1.0.2 |Solaris: 7.0.10-CICSTG-SolarisSPARC32-JRE-SR60 |https://www-945.ibm.com/support/fixcentral/swg/identifyFixes? |
|Transaction |8.1.0.3 |AIX: 7.0.10-CICSTG-AIXpSeries32-JRE-SR60 |query.parent=ibm~Other%20software&query.product= |
|Gateway for |8.1.0.4 |xLinux: 7.0.10-CICSTG-Linuxx8632-JRE-SR60 |ibm~WebSphere~CICS%20Transaction%20Gateway%20for%20Multiplatforms|
|Multiplatforms|8.1.0.5 |pLinux: 7.0.10-CICSTG-LinuxpSeries32-JRE-SR60 |&query.release=9.0.0&query.platform=All |
| |8.0.0.0 |zLinux: 7.0.10-CICSTG-LinuxzSeries31-JRE-SR60 | |
| |8.0.0.1 |Windows: 7.0.10-CICSTG-Windowsx8632-JRE-SR60 | |
| |8.0.0.2 | | |
| |8.0.0.3 | | |
| |8.0.0.4 | | |
| |8.0.0.5 | | |
| |8.0.0.6 | | |
+--------------+--------------+--------------------------------------------------------+-----------------------------------------------------------------+
Workarounds and Mitigations
None
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