The HTTP Inspect preprocessor (http_inspect) in Snort 2.4.0 through 2.4.4 allows remote attackers to bypass uricontent rules via a carriage return (r) after the URL and before the HTTP declaration.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Snort | Sourcefire | 2.4 (including) | 2.4 (including) |
| Snort | Sourcefire | 2.4.1 (including) | 2.4.1 (including) |
| Snort | Sourcefire | 2.4.2 (including) | 2.4.2 (including) |
| Snort | Sourcefire | 2.4.3 (including) | 2.4.3 (including) |
| Snort | Sourcefire | 2.4.4 (including) | 2.4.4 (including) |
| Snort | Ubuntu | dapper | * |
| Snort | Ubuntu | devel | * |
| Snort | Ubuntu | edgy | * |
| Snort | Ubuntu | feisty | * |
| Snort | Ubuntu | gutsy | * |
| Snort | Ubuntu | hardy | * |
| Snort | Ubuntu | intrepid | * |
| Snort | Ubuntu | jaunty | * |
| Snort | Ubuntu | karmic | * |