WebSphere Application Server Web Container denial of service
| was-webcontainer-dos (58556) |  Medium Risk |
Description:
WebSphere Application Server is vulnerable to a denial of service, caused by an error in the Web Container related to calling response.sendRedirect with a Transfer-Encoding:chunked. A remote attacker could exploit this vulnerability via a GET request to cause a denial of service.
*CVSS:
| Base Score: | 5 |
| Access Vector: | Network |
| Access Complexity: | Low |
| Authentication: | None |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | Partial |
| Temporal Score: | 3.7 |
| Exploitability: | Unproven |
| Remediation Level: | Official-Fix |
| Report Confidence: | Confirmed |
Consequences:
Denial of Service
Remedy:
For IBM WebSphere Application Server 7.0:
Apply the latest Fix Pack (7.0.0.11 or later) or APAR PM08760. See References.
For IBM WebSphere Application Server 6.1:
Apply the latest Fix Pack (6.1.0.31 or later) or APAR PM08760. See References.
For IBM WebSphere Application Server 6.0:
Apply the latest Fix Pack (6.0.2.43 or later) or APAR PM08760. See References.
References:
- IBM APAR PM08760: Recommended fixes for WebSphere Application Server.
- CVE-2010-0776: The Web Container in IBM WebSphere Application Server (WAS) 6.0 before 6.0.2.43, 6.1 before 6.1.0.31, and 7.0 before 7.0.0.11 does not properly handle chunked transfer encoding during a call to response.sendRedirect, which allows remote attackers to cause a denial of service via a GET request.
- OSVDB ID: 64740: IBM WebSphere Application Server (WAS) Web Container response.sendRedirect Chunked Transfer Encoding GET Request Remote DoS
Platforms Affected:
- IBM WebSphere Application Server 6.0
- IBM WebSphere Application Server 6.1
- IBM WebSphere Application Server 7.0
Reported:
May 11, 2010
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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.