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AUSCERT External Security Bulletin Redistribution
ESB-2018.1717
Security Bulletin: Multiple Vulnerabilities in IBM(R) Java
SDK Affect IBM WebSphere Portal (April 2018 CPU)
8 June 2018
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM WebSphere Portal
Publisher: IBM
Operating System: AIX
HP-UX
Solaris
Linux variants
Windows
IBM i
z/OS
Impact/Access: Modify Arbitrary Files -- Remote/Unauthenticated
Delete Arbitrary Files -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2018-2800 CVE-2018-2783
Reference: ASB-2018.0100
ASB-2018.0085
ESB-2018.1682
ESB-2018.1252
ESB-2018.1251
ESB-2018.1226
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22017059
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Security Bulletin: Multiple Vulnerabilities in IBM(R) Java SDK Affect IBM
WebSphere Portal (April 2018 CPU)
More support for: WebSphere Portal
Software version: 7.0, 8.0, 8.5, 9.0
Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS
Reference #: 2017059
Modified date: 06 June 2018
Security Bulletin
Summary
There are multiple vulnerabilities in IBM(R) SDK Java(TM) Technology Edition that is
shipped with IBM WebSphere Application Server which is shipped with IBM
WebSphere Portal. These issues were disclosed as part of the IBM Java SDK
updates in April 2018.
Vulnerability Details
Multiple vulnerabilities in IBM(R) Java SDK affect IBM WebSphere Portal.
Note: If you run your own Java code using the IBM Java Runtime delivered with
this product, you should evaluate your code to determine whether the complete
list of vulnerabilities are applicable to your code. For a complete list of
vulnerabilities please refer to the link for "IBM Java SDK Security Bulletin"
located in the "References" section for more information.
CVEID: CVE-2018-2783
DESCRIPTION: An unspecified vulnerability related to the Java SE Security
component could allow an unauthenticated attacker to cause high confidentiality
impact, high integrity impact, and no availability impact.
CVSS Base Score: 7.4
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/141939 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:N)
CVEID: CVE-2018-2800
DESCRIPTION: An unspecified vulnerability related to the Java SE RMI component
could allow an unauthenticated attacker to cause low confidentiality impact,
low integrity impact, and no availability impact.
CVSS Base Score: 4.2
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/141956 for the current
score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N)
Affected Products and Versions
+-------------------------------+----------------------+
| Affected Product | Affected Versions |
+-------------------------------+----------------------+
|IBM WebSphere Portal |9.0 |
+-------------------------------+----------------------+
|IBM WebSphere Portal |8.5 |
+-------------------------------+----------------------+
|IBM WebSphere Portal |8.0 |
+-------------------------------+----------------------+
|IBM WebSphere Portal |7.0 |
+-------------------------------+----------------------+
For unsupported versions IBM recommends upgrading to a fixed, supported version
of the product.
Remediation/Fixes
Upgrade the SDK per WebSphere Application Server "Security Bulletin: Multiple
Vulnerabilities in IBM(R) Java SDK affects WebSphere Application Server April
2018 CPU".
For V9.0
Upgrade the SDK.
For V8.5
Upgrade the SDK.
For V8.0
Upgrade the SDK.
For V7.0
Upgrade the SDK.
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.
References
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
Change History
6 June 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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