The showHelp() function in Microsoft Internet Explorer 5.01, 5.5, and 6.0 supports certain types of pluggable protocols that allow remote attackers to bypass the cross-domain security model and execute arbitrary code, aka Improper Cross Domain Security Validation with ShowHelp functionality.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Ie | Microsoft | 6.0-sp1 (including) | 6.0-sp1 (including) |
| Internet_explorer | Microsoft | 5.0.1 (including) | 5.0.1 (including) |
| Internet_explorer | Microsoft | 5.0.1-sp1 (including) | 5.0.1-sp1 (including) |
| Internet_explorer | Microsoft | 5.0.1-sp2 (including) | 5.0.1-sp2 (including) |
| Internet_explorer | Microsoft | 5.0.1-sp3 (including) | 5.0.1-sp3 (including) |
| Internet_explorer | Microsoft | 5.5 (including) | 5.5 (including) |
| Internet_explorer | Microsoft | 5.5-sp1 (including) | 5.5-sp1 (including) |
| Internet_explorer | Microsoft | 5.5-sp2 (including) | 5.5-sp2 (including) |
| Internet_explorer | Microsoft | 6.0 (including) | 6.0 (including) |