Security Bulletin: A security vulnerability has been identified in WebSphere Application Server shipped with IBM Tivoli System Automation for Multiplatforms (CVE-2015-3183)

Security Bulletin

Summary

WebSphere Application Server is shipped as a component of IBM Tivoli System Automation for Multiplatforms. Information about a security vulnerability affecting WebSphere Application Server has been published in a security bulletin.

Vulnerability Details

CVEID: CVE-2015-3183
DESCRIPTION: Apache HTTP Server is vulnerable to HTTP request smuggling, caused by a chunk header parsing flaw in the apr_brigade_flatten() function. By sending a specially-crafted request in a malformed chunked header to the Apache HTTP server, an attacker could exploit this vulnerability to poison the web cache, bypass web application firewall protection, and conduct XSS attacks.
CVSS Base Score: 6.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/104844 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

Please consult the security bulletin “Security Bulletin: HTTP Request smuggling vulnerability may affect IBM HTTP Server (CVE-2015-3183)” for further vulnerability details and information about fixes.

Affected Products and Versions

Principal Product and Version(s)	Affected Supporting Product and Version
IBM Tivoli System Automation for Multiplatforms 3.2.2, 3.2.1, and 3.2.0	WebSphere Application Server 6.1

Remediation/Fixes

You need to install the corresponding APAR from WebSphere Application Server. Please follow the instructions on this link: http://www-01.ibm.com/support/docview.wss?uid=swg21963361. Please see section “Affected Products and Versions” in this bulletin on details which fix of WebSphere Application Server applies to your version of IBM Tivoli System Automation for Multiplatforms.

Workarounds and Mitigations

None

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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

Complete CVSS v2 Guide
On-line Calculator v2

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Change History

23 September 2015 : 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

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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Tips

Security Bulletin: A security vulnerability has been identified in WebSphere Application Server shipped with IBM Tivoli System Automation for Multiplatforms (CVE-2015-3183)