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AUSCERT External Security Bulletin Redistribution
ESB-2019.3166
Vulnerability in IBM Java SDK affects IMS(TM) Enterprise
Suite: Explorer for Development (CVE-2019-2426)
19 August 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: IMS Enterprise Suite: Explorer for Development
Publisher: IBM
Operating System: Windows
Impact/Access: Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-2426
Reference: ASB-2019.0018
ESB-2019.2885
ESB-2019.2879
ESB-2019.2846
ESB-2019.2771
ESB-2019.2714
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=ibm10967059
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Security Bulletin: Vulnerability in IBM Java SDK affects IMS(TM) Enterprise
Suite: Explorer for Development (CVE-2019-2426)
Document information
More support for: IMS Enterprise Suite
Component: IMS Enterprise Suite: Explorer for Development
Software version: 3.3.1
Operating system(s): Windows
Reference #: 0967059
Modified date: 16 August 2019
Summary
There is a vulnerability in IBM(R) SDK Java(TM) Technology Edition, Version
8.0.5.25 and earlier that is used by IMS(TM) Enterprise Suite: Explorer for
Development. This issue was disclosed as part of the IBM Java SDK updates in
January 2019.
Vulnerability Details
CVE-2019-2426 (CVSS 3.7)
Description
The transparent NTLM authentication implementation in
java.net.HttpURLConnection exposes the user's NTLM credentials to any server
that requests them.
The fix disables transparent NTLM authentication by default. A new system
property (jdk.http.ntlm.transparentAuth) allows the user to enable transparent
NTLM authentication for all hosts or trusted hosts only.
Product Applicability
This issue applies to products or applications that use
java.net.HttpURLConnection or javax.net.ssl.HttpsURLConnection.
Mitigation
The only solution is to upgrade the JRE.
Affected Products and Versions
Explorer for Development of the IMS(TM) Enterprise Suite Versions 3.3.1 and
earlier.
Remediation/Fixes
Product VRMF APAR Download URL
IMS Enterprise 3.3.1.14
Suite Explorer https://developer.ibm.com/mainframe/products/
for Development downloads/eclipse-tools/
V3.3 N/A
Change History
16 August 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.
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