FTP: Invalid Command Sequence

This protocol anomaly triggers when it detects an invalid sequence of FTP commands, such as USER without ongoing PASS. This can indicate an exploit or tunneling attempt.

Short Name
FTP:AUDIT:REQ-INVALID-CMD-SEQ
Severity
Info
Recommended
False
Recommended Action
None
Category
FTP
Release Date
08/27/2003
Supported Platforms

srx-branch-12.3

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-branch-19.4

vsrx-19.4

mx-12.3

mx-19.4

vmx-19.4

mx-19.3

vsrx3bsd-19.4

srx-19.4

vsrx-12.3

vmx-19.3

vsrx-19.2

srx-12.3

Sigpack Version
3324
False Positive
Unknown

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