Signature Detail
Short Name |
PROTOCOLS:PORT:FTP |
|---|---|
Severity |
Info |
Recommended |
No |
Category |
PROTOCOLS |
Release Date |
2007/05/09 |
Update Number |
1213 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-9.4+, srx-9.2+, srx-branch-9.4+, vsrx-12.1+ |
PROTOCOLS: FTP Traffic on Non-standard Port
This signature detects the FTP protocol over nonstandard ports. Attackers can install FTP servers on nonstandard ports to evade detection when uploading tools to a compromised server. Some applications also legitimately run FTP on nonstandard ports.