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AUSCERT External Security Bulletin Redistribution
ESB-2015.1162
Security Bulletin: Fixes available for Security Vulnerabilities in IBM
WebSphere Portal (CVE-2015-1886; CVE-2015-1908)
29 April 2015
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM WebSphere Portal
Publisher: IBM
Operating System: AIX
HP-UX
IBM i
Linux variants
Solaris
Windows
i5/OS
z/OS
Impact/Access: Denial of Service -- Remote/Unauthenticated
Cross-site Scripting -- Remote with User Interaction
Resolution: Patch/Upgrade
CVE Names: CVE-2015-1908 CVE-2015-1886
Original Bulletin:
http://www-01.ibm.com/support/docview.wss?uid=swg21701566
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Security Bulletin: Fixes available for Security Vulnerabilities in IBM
WebSphere Portal (CVE-2015-1886; CVE-2015-1908)
Document information
More support for:
WebSphere Portal
Software version:
6.1, 6.1.5, 7.0.0.2, 8.0.0.1, 8.5
Operating system(s):
AIX, HP-UX, IBM i, Linux, Solaris, Windows, i5/OS, z/OS
Reference #:
1701566
Modified date:
2015-04-20
Security Bulletin
Summary
Security Bulletin: Fixes available for Security Vulnerabilities in IBM
WebSphere Portal (CVE-2015-1886; CVE-2015-1908)
Vulnerability Details
CVEID: CVE-2015-1886
DESCRIPTION:
IBM WebSphere Portal is vulnerable to a denial of service, caused by improper
validation. By sending specially-crafted requests, a remote attacker could
exploit this vulnerability to cause the consumption of all memory resources.
CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/101260 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)
AFFECTED PRODUCTS AND VERSIONS:
WebSphere Portal 8.5*
WebSphere Portal 8.0*
WebSphere Portal 7*
WebSphere Portal 6.1*
* if the 'Remote Document Conversion Service' is enabled. Remote DCS is
default disabled)
Reference to IBM Knowledge Center - Configuring a remote Document Conversion
Service
:http://www-01.ibm.com/support/knowledgecenter/SSHRKX_8.5.0/mp/admin-system/dcs_remote.dita?lang=en)
REMEDIATION:
The recommended solution is to apply PI37356 as soon as practical.
Fix: Apply an Interim Fix or a Cumulative Fix containing PI37356.
ATTENTION:
For 8.5.0
Upgrade to Cumulative Fix 05 (CF05) and then apply the Interim Fix PI37356.
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 16 (CF16).
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
For 7.0.0 through 7.0.0.2
Upgrade to Fix Pack 7.0.0.2 with Cumulative Fix 29 (CF29) and then apply the
Interim Fix PI37356.(Combined Cumulative fixes for WebSphere Portal 7.0.0.2:
http://www.ibm.com/support/docview.wss?uid=swg24029452)
For 6.1.5.0 through 6.1.5.3
Upgrade to Fix Pack 6.1.5.3 with Cumulative Fix 27 (CF27) and then apply the
Interim Fix PI37356.(Cumulative fixes for WebSphere Portal 6.1.5.3:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
For 6.1.0.0 through 6.1.0.6
Upgrade to Fix Pack 6.1.0.6 with Cumulative Fix 27 (CF27) and then apply the
Interim Fix PI37356.
(Cumulative fixes for WebSphere Portal 6.1.0.6:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
CVEID: CVE-2015-1908
DESCRIPTION:
IBM WebSphere Portal and Web Content Manager is vulnerable to cross-site
scripting, caused by improper validation of user-supplied input. A remote
attacker could exploit this vulnerability using a specially-crafted URL to
execute script in a victim's Web browser within the security context of the
hosting Web site, once the URL is clicked. An attacker could use this
vulnerability to steal the victim's cookie-based authentication credentials.
CVSS Base Score: 4.3
CVSS Temporal Score: See http://xforce.iss.net/xforce/xfdb/101783 for the
current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)
AFFECTED PRODUCTS AND VERSIONS:
WebSphere Portal 8.5
WebSphere Portal 8.0
WebSphere Portal 7
WebSphere Portal 6.1
REMEDIATION:
The recommended solution is to apply PI37661 as soon as practical.
Fix: Apply an Interim Fix or a Cumulative Fix containing PI37661.
For 8.5.0
Upgrade to Cumulative Fix 05 (CF05) and then apply the Interim Fix PI37661.
(Combined Cumulative Fixes for WebSphere Portal 8.5.0.0:
http://www-01.ibm.com/support/docview.wss?uid=swg24037786)
For 8.0.0 through 8.0.0.1
Upgrade to Fix Pack 8.0.0.1 with Cumulative Fix 16 (CF16).
(Combined Cumulative Fixes for WebSphere Portal 8.0.0.1:
http://www-01.ibm.com/support/docview.wss?uid=swg24034497)
For 7.0.0 through 7.0.0.2
Upgrade to Fix Pack 7.0.0.2 with Cumulative Fix 29 (CF29) and then apply the
Interim Fix PI37661.(Combined Cumulative fixes for WebSphere Portal 7.0.0.2:
http://www.ibm.com/support/docview.wss?uid=swg24029452)
For 6.1.5.0 through 6.1.5.3
Upgrade to Fix Pack 6.1.5.3 with Cumulative Fix 27 (CF27) and then apply the
Interim Fix PI37661.(Cumulative fixes for WebSphere Portal 6.1.5.3:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
For 6.1.0.0 through 6.1.0.6
Upgrade to Fix Pack 6.1.0.6 with Cumulative Fix 27 (CF27) and then apply the
Interim Fix PI37661.
(Cumulative fixes for WebSphere Portal 6.1.0.6:
http://www-01.ibm.com/support/docview.wss?uid=swg24023835)
Workarounds and Mitigations
none
Get Notified about Future Security Bulletins
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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 Guide
On-line Calculator V2
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
2015-04-14: Original Copy Published
2015-04-20: DCS disabled in default
*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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