TCP: C2S Bad 3WH SYN-ACK Retrans in SYNSENT State

This protocol anomaly triggers when it detects a SYN-ACK client-to-server packet while the client is in the SYNSENT state. The SYNSENT state should include only SYN retransmissions or RST packets.

Short Name
TCP:AUDIT:SYNRCVD-SYNACK
Severity
Info
Recommended
False
Recommended Action
None
Category
TCP
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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