2021-08-16 11:27:13 +00:00
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id: cisco-smi-exposure
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2021-08-14 22:21:30 +00:00
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info:
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2021-08-16 11:27:13 +00:00
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name: Cisco Smart Install Endpoints Exposure
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2021-08-14 22:21:30 +00:00
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author: dwisiswant0
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severity: info
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2021-08-16 08:50:55 +00:00
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description: |
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2021-08-16 11:27:13 +00:00
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This template attempts & supports the detection part only by
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connecting to the specified Cisco Smart Install port and determines
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if it speaks the Smart Install Protocol. Exposure of SMI to
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untrusted networks can allow complete compromise of the switch.
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2021-08-19 13:59:55 +00:00
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reference:
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2021-08-14 22:21:30 +00:00
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- https://blog.talosintelligence.com/2017/02/cisco-coverage-for-smart-install-client.html
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- https://blogs.cisco.com/security/cisco-psirt-mitigating-and-detecting-potential-abuse-of-cisco-smart-install-feature
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- https://tools.cisco.com/security/center/content/CiscoSecurityResponse/cisco-sr-20170214-smi
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- https://github.com/Cisco-Talos/smi_check/blob/master/smi_check.py#L52-L53
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- https://github.com/Sab0tag3d/SIET
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2021-08-16 08:50:55 +00:00
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tags: network,cisco,smi,exposure
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2021-08-14 22:21:30 +00:00
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network:
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- inputs:
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- data: "000000010000000100000004000000080000000100000000"
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type: hex
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host:
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- "{{Hostname}}"
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2021-12-09 13:06:24 +00:00
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- "{{Host}}:4786"
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2021-08-14 22:21:30 +00:00
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matchers:
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- type: word
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encoding: hex
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words:
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- "000000040000000000000003000000080000000100000000"
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