IBM WebSphere Application Server Liberty is shipped with IBM Standards Processing Engine and IBM Transformation Extender Advanced. Information about a security vulnerability affecting IBM WebSphere Application Server Liberty has been published in a security bulletin.
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)
Affected Products and Versions
IBM Standards Processing Engine version 184.108.40.206 (common component)
IBM Transformation Extender Advanced version 220.127.116.11
|IBM Standards Processing Engine||18.104.22.168||22.214.171.124 (126.96.36.199 for common component) available on Fix Central|
|IBM Transformation Extender Advanced||188.8.131.52||184.108.40.206 available on PassPort Advantage|
Workarounds and Mitigations
Get Notified about Future Security Bulletins
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18 March 2016 Original version published
7 April 2016 Updated vulnerability details
*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.
16 June 2018