IBM WebSphere Application Server WebContainer HTTP response splitting

websphere-webcontainer-response-splitting (47199) The risk level is classified as LowLow Risk

Description:

WebSphere Application Server is vulnerable to HTTP response splitting, caused by improper validation of response headers by the WebContainer component when any Web-based applications are used. An attacker could exploit this vulnerability using unspecified attack vectors to have an unknown impact on the system.IBM3

Reported By: Alex Lauerman of FishNet Security

*CVSS:

Base Score: 2.6
  Access Vector: Network
  Access Complexity: High
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 1.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Other

Remedy:

Apply Cumulative Fix 19 (5.1.1.19 or later) and then install Interim Fix APAR PK69929. See References.

References:

  • IBM Support & downloads: Fix list for WebSphere Application Server Version 5.1.1.
  • BID-33700: IBM WebSphere Application Server Multiple Vulnerabilities
  • CVE-2008-4283: CRLF injection vulnerability in the WebContainer component in IBM WebSphere Application Server (WAS) 5.1.1.19 and earlier 5.1.x versions allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.
  • OSVDB ID: 53979: IBM WebSphere Application Server (WAS) WebContainer Component Unspecified CRLF Injection

Platforms Affected:

  • IBM WebSphere Application Server 5.1
  • IBM WebSphere Application Server 5.1.1

Reported:

Jan 29, 2009

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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