IBM Web Traffic Express (WTE) /cgi-bin/helpout.exe denial of service
|ibm-wte-helpout-dos (10452)||Medium Risk|
IBM Web Traffic Express (WTE) is vulnerable to a denial of service attack. If a remote attacker sends a specially-crafted HTTP request to the /cgi-bin/helpout.exe file, the attacker would cause the proxy server (ibmproxy.exe) to crash.
Denial of Service
For IBM Web Traffic Express 4.x:
Apply efix build 184.108.40.206 or later, available from the IBM FTP site. Refer to Rapid 7, Inc. Security Advisory R7-0007 for more information. See References.
For IBM Web Traffic Express 3.6:
Contact IBM Technical Support for information on obtaining an upgrade or patch. See References.
- IBM Web site: WebSphere Edge Server - Product Overview - IBM Software.
- IBM Web site: IBM Support & downloads - United States.
- Rapid 7, Inc. Security Advisory R7-0007: IBM WebSphere Edge Server Caching Proxy Denial of Service.
- BID-6002: IBM Websphere Caching Proxy Denial Of Service Vulnerability
- CVE-2002-1169: IBM Web Traffic Express Caching Proxy Server 3.6 and 4.x before 220.127.116.11 allows remote attackers to cause a denial of service (crash) via an HTTP request to helpout.exe with a missing HTTP version number, which causes ibmproxy.exe to crash.
- OSVDB ID: 2090: IBM WebSphere Caching Proxy DoS
- IBM WebSphere Caching Proxy Server 3.6
- IBM WebSphere Caching Proxy Server 4.0
Oct 23, 2002
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