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             AUSCERT External Security Bulletin Redistribution

                               ESB-2019.2337
Multiple vulnerabilities in IBM Java SDK and IBM Java Runtime affect IBM i
                               28 June 2019

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           IBM i
Publisher:         IBM
Operating System:  IBM i
Impact/Access:     Execute Arbitrary Code/Commands -- Remote/Unauthenticated
                   Denial of Service               -- Remote/Unauthenticated
Resolution:        Patch/Upgrade
CVE Names:         CVE-2019-10245 CVE-2019-2698 CVE-2019-2697
                   CVE-2019-2684 CVE-2019-2602 

Reference:         ASB-2019.0118
                   ESB-2019.2308
                   ESB-2019.2306
                   ESB-2019.2305
                   ESB-2019.2278
                   ESB-2019.2266
                   ESB-2019.2260

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10884590

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Multiple vulnerabilities in IBM Java SDK and IBM Java Runtime affect IBM i

Product:             IBM i
Software version:    7.1, 7.2, 7.3, 74
Operating system(s): IBM i
Reference #:         0884590

Security Bulletin

Summary

There are multiple vulnerabilities in IBM SDK Java Technology Edition and IBM
Runtime Environment Java used by IBM i. IBM i has addressed the applicable
CVEs.

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 additional Java
vulnerabilities are applicable to your code. For a complete list of
vulnerabilities, refer to the "IBM Java SDK Security Bulletin", located in the
References section for more information.

CVEID: CVE-2019-2698
DESCRIPTION: An unspecified vulnerability related to the Java SE 2D component
could allow an unauthenticated attacker to take control of the system.
CVSS Base Score: 8.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
159790 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)

CVEID: CVE-2019-2697
DESCRIPTION: An unspecified vulnerability related to the Java SE 2D component
could allow an unauthenticated attacker to take control of the system.
CVSS Base Score: 8.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
159789 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)

CVEID: CVE-2019-2602
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 high availability impact using unknown attack vectors.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
159698 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:H)

CVEID: CVE-2019-2684
DESCRIPTION: An unspecified vulnerability related to the Java SE RMI component
could allow an unauthenticated attacker to cause no confidentiality impact,
high integrity impact, and no availability impact.
CVSS Base Score: 5.9
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
159776 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)

CVEID: CVE-2019-10245
DESCRIPTION: Eclipse OpenJ9 is vulnerable to a denial of service, caused by the
execution of a method past the end of bytecode array by the Java bytecode
verifier. A remote attacker could exploit this vulnerability to cause the
application to crash.
CVSS Base Score: 7.5
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
160010 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Releases 7.1, 7.2, 7.3 and 7.4 of IBM i are affected.

Remediation/Fixes

The issue can be fixed by applying a PTF to the IBM i Operating System.

Releases 7.1, 7.2, 7.3 and 7.4 of IBM i are supported and will be fixed.
Please see the Java document at this URL for the latest Java information for
IBM i:
https://www.ibm.com/developerworks/community/wikis/homelang=en#!/wiki/
IBM%20i%20Technology%20Updates/page/Java%20on%20IBM%20i

The IBM i Group PTF numbers containing the fix for these CVEs follow. Future
Group PTFs for Java will also contain the fixes for these CVEs.

Release 7.1 - SF99572 level 36
Release 7.2 - SF99716 level 21
Release 7.3 - SF99725 level 13
Release 7.4 - SF99665 level 2

Important note : IBM recommends that all users running unsupported versions of
affected products upgrade to supported and fixed version of affected products.

Workarounds and Mitigations

None

IBM Java SDK Security Bulletin

Acknowledgement

None

Change History

25 June 2019: Original version published

        Cross reference information
 Product  Component Platform Version Edition
IBM i 7.1           IBM i    7.1
IBM i 7.2           IBM i    7.2
IBM i 7.3           IBM i    7.3
IBM i 7.4           IBM i    7.4

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