SMTP: Binary Data

This signature detects binary client-to-server data on SMTP connections. SMTP connections should not have binary data, as binary attachments are converted to base64 or similar representations. This can indicate a buffer overflow or tunneling attempt.

Short Name
SMTP:AUDIT:REQ-BINARY-DATA
Severity
Info
Recommended
False
Recommended Action
None
Category
SMTP
Keywords
Binary Data
Release Date
04/22/2003
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
3375
False Positive
Frequently

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