| Plugin ID | 35 |
| Plugin name | Proxy gopher support detection |
| Plugin filename | Proxy gopher support detection.plugin |
| Plugin filesize | 2504 bytes |
| Plugin family | Firewalls |
| Plugin created name | Marc Ruef |
| Plugin created email | marc dot ruef at computec dot ch |
| Plugin created web | http://www.computec.ch |
| Plugin created company | computec.ch |
| Plugin created date | 2003/11/14 |
| Plugin updated name | Marc Ruef |
| Plugin updated email | marc dot ruef at computec dot ch |
| Plugin updated web | http://www.computec.ch |
| Plugin updated company | computec.ch |
| Plugin updated date | 2004/11/13 |
| Plugin version | 1.3 |
| Plugin changelog | Corrected the plugin structure and added the accuracy values in 1.3 |
| Plugin protocol | tcp |
| Plugin port | 8080 |
| Plugin procedure detection | open|send GET gopher://www.computec.ch:1234 HTTP/1.0\n\n|sleep|close|pattern_exists HTTP/1. |
| Plugin detection accuracy | 90 |
| Plugin comment | This plugin was written with the ATK Attack Editor. |
| Bug affected | Proxy servers allowing gopher communications |
| Bug vulnerability class | Configuration |
| Bug description | Gopher is an old protocol, similar to the today well-known http protocol. Some web proxies allow gopher connections and could be misused as anonymizer for attacks. |
| Bug solution | Reconfigure the proxy server so that it only accepts real http requests. |
| Bug fixing time | 15 minutes |
| Bug exploit availability | Yes |
| Bug remote | Yes |
| Bug local | Yes |
| Bug severity | Low |
| Bug popularity | 7 |
| Bug simplicity | 8 |
| Bug impact | 4 |
| Bug risk | 5 |
| Bug Nessus risk | Medium |
| Bug check tools | Nessus is able to do the same check. |
| Source CVE | CAN-2002-0371 |
| Source Nessus ID | 11305 |
| Source Literature | Hacking Exposed: Network Security Secrets & Solutions, Stuart McClure, Joel Scambray and George Kurtz, February 25, 2003, 4th Edition, McGraw-Hill Osborne Media, ISBN 0072227427 |
| Source Misc. | http://www.computec.ch |