IBM Web Traffic Express Caching Proxy Server 3.6 and 4.x before 4.0.1.26 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.
| Software | From | Fixed in |
|---|---|---|
| ibm / websphere_caching_proxy_server | 3.6 | 3.6.x |
| ibm / websphere_caching_proxy_server | 4.0 | 4.0.x |