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Security Bulletin: Multiple vulnerabilities in IBM Java SDK and IBM Java Runtime affect IBM i

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/home?lang=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

Get Notified about Future Security Bulletins

Reference

Complete CVSS v3 Guide
On-line Calculator v3

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

None

Change History

25 June 2019: Original version published

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES ""AS IS"" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.


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

Document information

More support for: IBM i

Software version: 7.1, 7.2, 7.3, 74

Operating system(s): IBM i

Reference #: 0884590

Modified date: 25 June 2019