IBM Support

Possible security exposure for WebSphere Application Server on IBM i (PM49712) (CVE-2011-1376)

Flash (Alert)


Native file permissions for WebSphere Application Server are incorrect on IBM i operating systems.


CVE ID: CVE-2011-1376
Versions affected:
This only occurs on the following:

  • IBM® WebSphere® Application Server for IBM i operating systems for Versions 6.1 through, 7.0 through, and 8.0 through

This does not occur on:
  • IBM WebSphere Application Server Versions prior to Version 6.1.
  • IBM WebSphere Application Server for distributed operating systems, IBM WebSphere Application Server for z/OS operating systems, or IBM WebSphere Application Server Hypervisors.
Problem Description:
Native file permissions for WebSphere Application Server are incorrect on IBM i operating systems.

Applying the appropriate Interim Fix APAR PM49712, or a PTF group containing the APAR (see below), will address this issue.

For IBM WebSphere Application Server for IBM i operating systems:
    For V8. 0 through
    Note: If you use the Web-based ("live") repository provided by IBM, Installation Manager (IM) will, by default, pick up any recommended Interim Fixes (iFix) when installing WebSphere Application Sever V8 or any of its V8 Service Fix Packs. As a result, the iFix may already be installed. ld bIf you are unsure as to whether or not it is installed, you can check either using the IM GUI by selecting "File->View Installed Packages" or using the IM command line "imcl listInstalledPackages -long".

    For V7.0 th rough
    For V6.1 thro ugh

Additional documentation:
For additional details and information on WebSphere Application Server product updates, see the following URL:
*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 Flash.

Note: 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.

Document information

More support for: WebSphere Application Server

Software version: 6.1, 7.0, 8.0

Operating system(s): IBM i

Reference #: 1569205

Modified date: 13 January 2012

Translate this page: