Security Bulletin
Summary
There is a potential vulnerability in WebSphere Application Server.
Vulnerability Details
CVEID:
CVE-2015-0899
DESCRIPTION: Apache Struts could allow a remote attacker to bypass security restrictions, caused by an error in the MultiPageValidator implementation. An attacker could exploit this vulnerability using a modified page parameter to bypass restrictions and launch further attacks on the system. This vulnerability also affects other products.
CVSS Base Score: 4.3
CVSS Temporal Score: See
https://exchange.xforce.ibmcloud.com/vulnerabilities/101770
for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N)
Affected Products and Versions
This vulnerability affects the following versions and releases of IBM WebSphere Application Server:
- Version 9.0
- Version 8.5
- Version 8.0
- Version 7.0
Remediation/Fixes
The recommended solution is to apply the interim fix, Fix Pack or PTF containing the APARs for each named product as soon as practical. There are 2 separate interim fixes that may need to be applied, links are provided below:
APARs
PI95655
for the Administrative Console
PI98928
for the LongRunning Scheduler
For WebSphere Application Server traditional and WebSphere Application Server Hypervisor Edition:
For V9.0.0.0 through 9.0.0.7:
· Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fixes
PI95655
and
PI98928
--OR--
· Apply Fix Pack 9.0.0.8 or later.
For V8.5.0.0 through 8.5.5.13:
· Upgrade to minimal fix pack levels as required by interim fixes and then apply Interim Fixes
PI95655
and
PI98928
--OR--
· Apply Fix Pack 8.5.5.14 or later.
For V8.0.0.0 through 8.0.0.15:
· Upgrade to a minimal fix pack levels as required by interim fix and then apply Interim Fix
PI95655
and
PI98928
For V7.0.0.0 through 7.0.0.45:
· Upgrade to a minimal fix pack levels as required by interim fix and then apply Interim Fix
PI95655
WebSphere Application Server V7 and V8 are no longer in full support; IBM recommends upgrading to a fixed, supported version/release/platform of the product.
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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
Change History
21 June 2018: original document published
25 June 2018: fixed APAR number
*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
Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.
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Document Information
Modified date:
19 February 2019
UID
swg22015348