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Security Bulletin: Vulnerability in IBM WebSphere Application Server Edge Component Caching Proxy (CVE-2015-5004)

Security Bulletin


The Edge Component Caching Proxy in IBM WebSphere Application Server could provide weaker than expected security. This is only an issue if you are using the Edge Caching proxy.

Vulnerability Details

CVEID: CVE-2015-5004
IBM WebSphere Application Server Edge Component Caching Proxy could provide weaker than expected security. This could allow an attacker to decrypt information more quickly and obtain sensitive information.
CVSS Base Score: 5.3
CVSS Temporal Score: See for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)

Affected Products and Versions

The following IBM WebSphere Application Server Versions are affected:

  • Version 8.5 Full Profile
  • Version 8.0


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


Apply an Interim Fix, Fix Pack or PTF containing APAR PI41476, as noted below:

For IBM WebSphere Application Server

For V8.5.0.0 through

-- OR -- OR
  • Apply Fix Pack 8 (, or later.
For V8.0.0.0 through -- OR -- OR
  • Apply Fix Pack 12 (, or later.

Workarounds and Mitigations


Get Notified about Future Security Bulletins

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.



Change History

11 December 2015: 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.


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.

[{"Product":{"code":"SSEQTP","label":"WebSphere Application Server"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Component":"Edge Component","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF012","label":"IBM i"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"},{"code":"PF035","label":"z\/OS"}],"Version":"8.5.5;8.5;8.0","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
15 June 2018