TFTP: REPLY: Unexpected Data

This protocol anomaly is a DATA message sent from the server after a client requested to WRITE a file to the server. Normally, servers do not send DATA messages in response to WRITE requests. This can indicate a malicious server or a tunneling attempt.

Short Name
TFTP:AUDIT:S2C-UNEXP-DATA
Severity
Info
Recommended
False
Recommended Action
None
Category
TFTP
Release Date
04/22/2003
Supported Platforms

mx-19.3

vmx-19.3

vsrx-19.2

srx-19.3

srx-branch-19.3

vsrx3bsd-19.2

srx-19.4

vsrx3bsd-19.4

srx-branch-19.4

vsrx-19.4

vmx-19.4

mx-19.4

srxevo-25.4

vsrx-26.2

srx-26.2

srx-branch-26.2

vsrx3bsd-26.2

mx-12.3

srx-12.3

srx-branch-12.3

vsrx-12.3

Sigpack Version
3324
False Positive
Unknown

Found a potential security threat?