Security Bulletin
Summary
IBM Security Access Manager for Web is affected by a request smuggling vulnerability in the HTTP server.
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)
Affected Products and Versions
IBM Tivoli Access Manager for e-business 6.0
IBM Tivoli Access Manager for e-business 6.1
IBM Tivoli Access Manager for e-business 6.1.1
IBM Security Access Manager for Web 7.0
Remediation/Fixes
The table below provides links to patches for all affected versions. Follow the installation instructions in the README file included with the patch.
| Product | VRMF | APAR | Remediation |
| IBM Tivoli Access Manager for e-business | 6.0 | - | Upgrade the IBM HTTP Server in your software environment as described in the following WebSphere Application Server security bulletin: "HTTP Request smuggling vulnerability may affect IBM HTTP server." |
| IBM Tivoli Access Manager for e-business | 6.1 | - | |
| IBM Tivoli Access Manager for e-business | 6.1.1 | - | |
| IBM Security Access Manager for Web | 7.0 - 7.0.0.21 (software installations) | - | |
| IBM Security Access Manager for Web | 7.0 - 7.0.0.21 (appliances) | IV81891 | 1. Apply Interim Fix 22: 7.0.0-ISS-WGA-IF0022 |
Get Notified about Future Security Bulletins
References
Change History
February 29, 2016: 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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Document Information
Modified date:
16 June 2018
UID
swg21974733