Drops due to predefined Layer 3 rules: IP version other than IPv4 or IPv6; EOP (End of Packet) before 20 bytes of IPv4 data; EOP comes before the length specified by Total Length; Reserved Flag set; More Frag and Don't Frag Flags set; Added Anomaly for DSCP and ECN.

Description

Drops due to predefined Layer 3 rules: IP version other than IPv4 or IPv6; EOP (End of Packet) before 20 bytes of IPv4 data; EOP comes before the length specified by Total Length; Reserved Flag set; More Frag and Don't Frag Flags set; Added Anomaly for DSCP and ECN.

Query · wazuh

field evesubcode="^17$"

Fires when

Wazuh evaluates a chain top-down. Every rule above this one must match on the same event before this rule is tested at all.

  1. 44400 FortiNet Rules. anchor level 0
    decoded_as=fortiddos-like
  2. 44401 FortiDDOS Rules. anchor level 0
    field devid="^FI\S+|^FDD\S+"
  3. 44402 Group of layer 3 events. anchor level 0
    field evecode="^1$"
  4. 44416 Drops due to predefined Layer 3 rules: IP version other than IPv4 or IPv6; EOP (End of Packet) before 20 bytes of IPv4 data; EOP comes before the length specified by Total Length; Reserved Flag set; More Frag and Don't Frag Flags set; Added Anomaly for DSCP and ECN. refinement level 5 this rule
    field evesubcode="^17$"

Rule dependencies

Depends on

Raw source Drops due to predefined Layer 3 rules: IP version other than IPv4 or IPv6; EOP (End of Packet) before 20 bytes of IPv4 data; EOP comes before the length specified by Total Length; Reserved Flag set; More Frag and Don't Frag Flags set; Added Anomaly for DSCP and ECN. · Wazuh XML
Esc
Published by Wazuh Core Ruleset ↗, licensed under GPLv2 ↗. Reproduced here unmodified. 
<rule id="44416" level="5">
    <if_sid>44402</if_sid>
    <field name="evesubcode">^17$</field>
    <options>no_full_log</options>
    <description>Drops due to predefined Layer 3 rules: IP version other than IPv4 or IPv6; EOP (End of Packet) before 20 bytes of IPv4 data; EOP comes before the length specified by Total Length; Reserved Flag set; More Frag and Don't Frag Flags set; Added Anomaly for DSCP and ECN.</description>
  </rule>

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