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AUSCERT External Security Bulletin Redistribution
ESB-2017.2606
Security Bulletin: Vulnerability in Apache Standard Taglibs affects IBM
Connections Portlets For WebSphere Portal (CVE-2015-0254)
18 October 2017
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AusCERT Security Bulletin Summary
---------------------------------
Product: IBM
Publisher: IBM
Operating System: UNIX variants (UNIX, Linux, OSX)
Windows
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2015-0254
Reference: ASB-2017.0120
ESB-2017.2411
ESB-2016.0298
ESB-2015.2277
Original Bulletin:
http://www.ibm.com/support/docview.wss?uid=swg22006285
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Security Bulletin: Vulnerability in Apache Standard Taglibs affects IBM
Connections Portlets For WebSphere Portal (CVE-2015-0254)
Document information
More support for: WebSphere Portal
Software version: 8.0, 8.5
Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS
Reference #: 2006285
Modified date: 17 October 2017
Security Bulletin
Summary
A vulnerability in Apache Standard Taglibs affects IBM Connections Portlets
For WebSphere Portal (CVE-2015-0254).
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: 7.5
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:P/A:P)
Affected Products and Versions
+---------------------------------------------------------------+-------------------------+
| Affected Product | Affected Versions |
+---------------------------------------------------------------+-------------------------+
|IBM Connections Portlets For WebSphere Portal |5.0.0-5.0.2 |
+---------------------------------------------------------------+-------------------------+
For unsupported versions IBM recommends upgrading to a fixed, supported version
of the product.
Remediation/Fixes
+---------------------------------+-------------+--------+---------------------------------+
| Product | VRMF | APAR | Remediation / First Fix |
+---------------------------------+-------------+--------+---------------------------------+
| | | |Upgrade to IBM Connections |
| | | |Portlets For WebSphere Portal |
| | | |v5.0.3 |
|IBM Connections Portlets For |5.0.3 |None |(https://greenhouse.lotus.com/ |
|WebSphere Portal | | |plugins/plugincatalog.nsf/ |
| | | |assetDetails.xsp?action= |
| | | |editDocument&documentId= |
| | | |55AFF4A1D3D54DF185257CD3006014A4)|
+---------------------------------+-------------+--------+---------------------------------+
Workarounds and Mitigations
None
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
16 October 2017: 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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