SNMP agents reveal information about network interfaces |
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Risk Level: | Low | Check or Attack Name: SNMPShowInterface |
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Platforms: | SNMP | |
Description: | All SNMP agents support the standard MIB-II ifTable. This table contains the IP address and network mask of each interface that the machine supports. This information may be used to learn more about the connections to and from the networked device. |
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Remedy: | Set the community string to a value that is not easily guessed. Use uppercase, lowercase, and numeric characters. If the agent supports View Access Control, limit the views that the agent may reveal. |
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References: | Cisco Systems Product Overview, Simple Network Management Protocol (SNMP), http://www.cisco.com/warp/public/535/3.html |
Know Your Risks |