50 lines
1.5 KiB
YAML
50 lines
1.5 KiB
YAML
id: dns-rebinding
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info:
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name: DNS Rebinding Attack
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author: ricardomaia
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severity: unknown
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description: |
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Detects DNS Rebinding attacks by checking if the DNS response contains a private IPv4 or IPv6 address.
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reference:
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- https://capec.mitre.org/data/definitions/275.html
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- https://payatu.com/blog/dns-rebinding/
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- https://heimdalsecurity.com/blog/dns-rebinding/
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metadata:
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max-request: 2
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tags: redirect,dns,network
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dns:
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- name: "{{FQDN}}"
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type: A
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matchers:
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# IPv4
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- type: regex
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part: answer
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regex:
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- 'IN\s+A\s+(127\.0\.0\.1|10\.\d{1,3}\.\d{1,3}\.\d{1,3}|172\.(1[6-9]|2\d|3[0-1])\.\d{1,3}\.\d{1,3}|192\.168\.\d{1,3}\.\d{1,3})$'
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extractors:
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- type: regex
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part: answer
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name: IPv4
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group: 1
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regex:
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- 'IN\s+A\s+(127\.0\.0\.1|10\.\d{1,3}\.\d{1,3}\.\d{1,3}|172\.(1[6-9]|2\d|3[0-1])\.\d{1,3}\.\d{1,3}|192\.168\.\d{1,3}\.\d{1,3})'
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- name: "{{FQDN}}"
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type: AAAA
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matchers:
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# IPv6 Compressed and Full
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- type: regex
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part: answer
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regex:
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- "IN\\s+AAAA\\s+(fd[0-9a-fA-F]{2}(:[0-9a-fA-F]{0,4}){0,7})"
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extractors:
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- type: regex
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part: answer
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name: IPv6_ULA
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group: 1
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regex:
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- "IN\\s+AAAA\\s+(fd[0-9a-fA-F]{2}(:[0-9a-fA-F]{0,4}){0,7})"
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# digest: 4b0a00483046022100f31fd9369022bcafe6da846b246069391f1c22137b8024bb71905634ffa56673022100ea3679256b9518c8853b42432e216d4da6ff3e88ebee349b67e8e8ba7d8a13e1:922c64590222798bb761d5b6d8e72950 |