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40 lines
1018 B
YAML
40 lines
1018 B
YAML
# Synapse Matrix Homeserver Federation Version Exposure Detection Module
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id: synapse-federation-version-exposure
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info:
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name: Synapse Matrix Homeserver Federation Version Exposure
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author: sif
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severity: info
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description: Detects a Synapse matrix homeserver that discloses its implementation name and version over the federation version endpoint; this route is unauthenticated by the matrix server-server spec so any homeserver can identify a remote peer before federating with it
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tags: [synapse, matrix, homeserver, federation, fingerprint, version, recon]
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type: http
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http:
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method: GET
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paths:
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- "{{BaseURL}}/_matrix/federation/v1/version"
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matchers:
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- type: regex
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part: body
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regex:
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- '"name"\s*:\s*"Synapse"'
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- type: word
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part: body
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words:
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- "\"version\""
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- type: status
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status:
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- 200
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extractors:
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- type: regex
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name: synapse_version
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part: body
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regex:
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- '"version"\s*:\s*"([^"]+)"'
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group: 1
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