IBM WebSphere Application Server host header denial of service
| websphere-hostheader-dos (45993) |  Low Risk |
Description:
IBM WebSphere Application Server is vulnerable to a denial of service, caused by an error when handling inbound HTTP requests. By sending an overly long host header, a remote attacker could cause an 0C4 abend in the controller resulting in a hung server.
Platforms Affected:
- IBM, WebSphere Application Server 6.0.1
Remedy:
Refer to IBM PK69371 for patch, upgrade or suggested workaround information. See References.
Consequences:
Denial of Service
References:
- IBM PK69371, A HOST HEADER THAT IS LONGER THAN 256 BYTES CAUSES STORAGE OVERLAY THAT LEADS TO AN 0C4 ABEND IN WEBSPHERE CONTROLLER. at http://www-01.ibm.com/support/docview.wss?rs=180&uid=swg1PK69371.
- IBM Support & downloads, Fix list for WebSphere Application Server Version 6.0.2 at http://www-01.ibm.com/support/docview.wss?uid=swg27006876.
- IBM WebSphere Web site, WebSphere at http://www-01.ibm.com/software/websphere/.
- BID-31839: IBM WebSphere Application Server Denial of Service And Security Bypass Vulnerabilities
- CVE-2008-4678: The HTTP_Request_Parser method in the HTTP Transport component in IBM WebSphere Application Server (WAS) 6.0.2 before 6.0.2.31 allows remote attackers to cause a denial of service (controller 0C4 abend and application hang) via a long HTTP Host header, related to storage overlay on the stack and a parse failure.
- SA32296: IBM WebSphere Application Server Multiple Vulnerabilities
- VUPEN/ADV-2008-2871: WebSphere Application Server Security Bypass and DoS Vulnerabilities
Reported:
Aug 06, 2008
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