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| GEN:SID | 1:369 |
| Message | ICMP PING BayRS Router |
| Summary | This event is generated when an ICMP echo request is made from a BayRS Router. |
| Impact | Information gathering. An ICMP echo request can determine if a host is active. |
| Detailed Information | An ICMP echo request is used by the ping command to elicit an ICMP echo reply from a listening live host. An echo request that originates from a BayRS router contains a unique payload in the message request. |
| Affected Systems | All |
| Attack Scenarios | An attacker may attempt to determine live hosts in a network prior to launching an attack. |
| Ease of Attack | Simple |
| Corrective Action | Block inbound ICMP echo requests. |
| Additional References | Bugtraq http://www.whitehats.com/info/IDS444 |
| Rule References | arachnids: 438 arachnids: 444 |
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DID:331843
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