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AUSCERT External Security Bulletin Redistribution
ESB-2016.1470
Security Bulletin: Vulnerability in Apache Standard Taglibs affects IBM
WebSphere Application Server (CVE-2015-0254)
10 June 2016
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM WebSphere Application Server
Publisher: IBM
Operating System: AIX
HP-UX
IBM i
Linux variants
Solaris
Windows
z/OS
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-0254
Reference: ESB-2015.2277
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg21978495
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Security Bulletin: Vulnerability in Apache Standard Taglibs affects IBM
WebSphere Application Server (CVE-2015-0254)
Security Bulletin
Document information
More support for:
WebSphere Application Server
Software version:
6.1, 7.0, 8.0, 8.5, 8.5.5
Operating system(s):
AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS
Software edition:
Base, Developer, Express, Liberty, Network Deployment
Reference #:
1978495
Modified date:
2016-06-09
Summary
There is an XML External Entity Injection (XXE) vulnerability in the Apache
Standard Taglibs that affects IBM WebSphere Application Server.
Vulnerability Details
CVEID:
CVE-2015-0254
DESCRIPTION:
Apache Standard Taglibs could allow a remote attacker to execute arbitrary
code on the system, caused by an XML External Entity Injection (XXE) error
when processing XML data. By sending specially-crafted XML data, an attacker
could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 5
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/101550
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/Au:N/C:P/I:N/A:N)
Affected Products and Versions
This vulnerability affects the following versions and releases of IBM
WebSphere Application Server
Version 8.5.5 Full Profile and Liberty
Version 8.5 Full Profile and Liberty
Version 8.0
Version 7.0
Version 6.1
Remediation/Fixes
The recommended solution is to apply the interim fix, Fix Pack or PTF
containing APAR PI56811 for each named product as soon as practical.
For WebSphere Application Server:
For V8.5.0.0 through 8.5.5.9 Liberty:
Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix
PI56811
- --OR--
Apply Liberty Fix Pack 16.0.0.2 or later (targeted availability 24 June
2016).
For V8.5.0.0 through 8.5.5.9 Full Profile:
Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix
PI56811
- --OR--
Apply Fix Pack 8.5.5.10 or later (targeted availability 15 August 2016).
For V8.0.0.0 through 8.0.0.12:
Upgrade to a minimal fix pack levels as required by interim fix and then
apply Interim Fix
PI56811
- --OR--
Apply Fix Pack 8.0.0.13 or later (targeted availability 24 October 2016).
For V7.0.0.0 through 7.0.0.41:
Upgrade to minimal fix pack levels as required by interim fix and then apply
Interim Fix
PI56811
- --OR--
Apply Fix Pack 7.0.0.43 or later (targeted availability 2Q2017).
For V6.1.0.0 through 6.1.0.47:
Upgrade to 6.1.0.47 then apply Interim Fix
PI56811
Workarounds and Mitigations
none
Get Notified about Future Security Bulletins
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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 v2 Guide
On-line Calculator v2
Related information
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Change History
09 June 2016: original document 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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