ESB-2018.3588 - [Win][UNIX/Linux] IBM Sterling Connect:Direct for UNIX: Multiple vulnerabilities 2018-11-16

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2018.3588
          Security Bulletin: Multiple Vulnerabilities in IBM Java
            Runtime Affect IBM Sterling Connect:Direct for UNIX
                             16 November 2018

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

Product:           IBM Sterling Connect:Direct for UNIX
Publisher:         IBM
Operating System:  Windows
                   UNIX variants (UNIX, Linux, OSX)
Impact/Access:     Increased Privileges   -- Existing Account            
                   Create Arbitrary Files -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-12539 CVE-2018-1656 CVE-2018-1517

Reference:         ESB-2018.3586
                   ESB-2018.3585
                   ESB-2018.2555
                   ESB-2018.2529.2
                   ESB-2018.2528.2

Original Bulletin: 
   http://www.ibm.com/support/docview.wss?uid=ibm10739763

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Security Bulletin: Multiple Vulnerabilities in IBM Java Runtime Affect IBM
Sterling Connect:Direct for UNIX

Security Bulletin

Document information

More support for: Sterling Connect:Direct for UNIX

Software version: 4.2.0, 4.3.0

Operating system(s): Platform Independent

Reference #: 0739763

Modified date: 15 November 2018

Summary

There are multiple vulnerabilities in IBM(R) Runtime Environment Java(TM) Versions
8.0.5.15, and 7.0.10.25, used by IBM Sterling Connect:Direct for UNIX. IBM
Sterling Connect:Direct for UNIX has addressed the applicable CVEs.

Vulnerability Details

CVEID: CVE-2018-12539
DESCRIPTION: Eclipse OpenJ9 could allow a local attacker to gain elevated
privileges on the system, caused by the failure to restrict the use of Java
Attach API to connect to an Eclipse OpenJ9 or IBM JVM on the same machine and
use Attach API operations to only the process owner. An attacker could exploit
this vulnerability to execute untrusted native code and gain elevated
privileges on the system.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
148389 for more information
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID:  CVE-2018-1656
DESCRIPTION:  The IBM Java Runtime Environment's Diagnostic Tooling Framework
for Java (DTFJ) does not protect against path traversal attacks when extracting
compressed dump files.
CVSS Base Score: 7.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/
144882 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N)

Affected Products and Versions

IBM Sterling Connect:Direct for Unix 4.3.0

IBM Sterling Connect:Direct for Unix 4.2.0

Remediation/Fixes

+----------+---------+--------------------------------------------------------+
|V.R.M.F   |APAR     |Remediation/First Fix                                   |
+----------+---------+--------------------------------------------------------+
|4.3.0     |IT26905  |Apply 4.3.0.0.iFix018, available on Fix Central         |
+----------+---------+--------------------------------------------------------+
|4.2.0     |IT26905  |Apply 4.2.0.4.iFix092, available on Fix Central         |
+----------+---------+--------------------------------------------------------+

For versions previous to 4.2.0, IBM recommends upgrading to a fixed, supported
version of the product.

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support
alerts like this.

Important Note

IBM strongly suggests that all System z customers be subscribed to the System z
Security Portal to receive the latest critical System z security and integrity
service. If you are not subscribed, see the instructions on the System z
Security web site. Security and integrity APARs and associated fixes will be
posted to this portal. IBM suggests reviewing the CVSS scores and applying all
security or integrity fixes as soon as possible to minimize any potential risk.

Reference

Complete CVSS v3 Guide
On-line Calculator v3

IBM Java SDK Security Bulletin

Related Information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Acknowledgement

CVE-2018-1517 was reported to IBM by Michael Weissbacher

Change History

15 November 2018: 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.

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