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Security Bulletin: Possible Security Exposure in WebSphere Application Server CVE-2013-0597 PM85834

Flash (Alert)


Potential security exposure in WebSphere Application Server



CVE ID: CVE-2013-0597 (PM85834 and PM87131)

WebSphere Application Server using OAuth could allow a remote attacker to obtain someone else's credentials. A remote attacker could exploit this vulnerability to steal the victim's cookie-based authentication credentials.


CVSS Base Score: 3.5
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS String: (AV:N/AC:M/Au:S/C:N/I:P/A:N)


The problem affects the following IBM WebSphere Application Server Versions:

  • Version through
  • Version through
  • Version through - OAuth functionality was added in Version 7 Fix Pack 25 so this does not exist in fix packs prior to or earlier early versions such as 6.0 or 6.1

REMEDIATION: The recommended solution is to apply the Fix Pack or PTF for each named product as soon as practical

Fix: Apply a Fix Pack or PTF containing this APAR PM85834, as noted below:

For IBM WebSphere Application Server:

For V8.5.0.0 through Full Profile:

  • Apply Fix Pack 8.5.5 or later.

For V8.5.0.0 through Liberty Profile:
  • Apply Interim Fix PM87131
  • Apply Fix Pack 8.5.5 or later.

For V8.0 through --OR--
  • Apply Fix Pack or later.
For V7.0.0.25 through --OR--
  • Apply Fix Pack or later.

For IBM WebSphere Application Server for IBM i operating systems:

For V8.5.0.0 through Full Profile:

For V8.0 through --OR-- For V7.0.0.25 through --OR--
· Workaround(s): None

· Mitigation(s): 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.

For additional details and information on WebSphere Application Server product updates:

· Complete CVSS Guide
· On-line Calculator V2
· CVE-2013-0597


  • 14 June 2013: Original copy published
  • 17 June 2013: update fixpack number error
  • 18 June 2013: this does not occur prior to - updated wording

*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.

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: 7.0, 8.0, 8.5.5

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS

Software edition: Advanced, Base, Express, Network Deployment

Reference #: 1635998

Modified date: 18 June 2013

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