SMTP: Request Error Unknown Command

This protocol anomaly triggers when it detects an unknown SMTP command during the command portion of an SMTP connection. This can indicate an experimental version of SMTP or a backdoor/exploit attempt.

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

srx-branch-12.3

srx-branch-19.3

vsrx3bsd-19.2

vsrx3bsd-19.4

srx-branch-19.4

vsrx-19.4

srx-19.4

vsrx-12.3

srx-12.3

vsrx-19.2

srx-19.3

Sigpack Version
3324
False Positive
Unknown

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