Wireshark — the complete, unedited output of the deterministic mcptrustchecker engine v1.9.0, scanned . Every finding, capability tag and score component below is exactly what the engine produced — no AI, no post-processing.
{
"tool": {
"name": "mcptrustchecker",
"version": "1.9.0",
"methodologyVersion": "mcptrustchecker-1.9"
},
"target": {
"id": "wireshark-mcp",
"source": {
"kind": "package",
"origin": "wireshark-mcp"
},
"server": {
"name": "wireshark-mcp"
}
},
"grade": "A",
"score": {
"score": 93,
"threatScore": 100,
"grade": "A",
"band": "A",
"categorySubtotals": {
"injection": 0,
"exfiltration": 0,
"permissions": 0,
"supply-chain": 0,
"network": 0,
"hygiene": 0
},
"vector": [
{
"kind": "client",
"term": "capability-exposure",
"level": "high",
"label": "capability blast radius (high) — client exposure if the model is manipulated",
"appliedPenalty": 6
},
{
"kind": "client",
"term": "verification-discount",
"level": "repo",
"label": "publisher verification (public source) — no provenance, but the source is public and inspectable",
"appliedPenalty": 1
},
{
"kind": "client",
"term": "coverage-honesty",
"level": "source",
"label": "inspection depth (source) — how much of the target the scan could see",
"appliedPenalty": 0
}
],
"gatesFired": [],
"methodologyVersion": "mcptrustchecker-1.9"
},
"capability": {
"level": "high",
"reasons": [
"can send data / act on an external service",
"reads sensitive or local data",
"has a read → egress path (a data-exfiltration surface)"
],
"tags": [
"external-sink",
"sensitive-source"
]
},
"coverage": {
"level": "source",
"inputs": {
"toolSurface": true,
"implementationSource": true,
"packageMetadata": true,
"liveTransport": false
},
"caveats": [
"Tools were statically extracted from the published source (32 recovered), not enumerated from a running server. Tool-poisoning, Unicode-smuggling, capability and toxic-flow analysis ran on this inferred surface, but a mis-parsed registration could be missed or mis-attributed, so tool-derived findings are capped below “confirmed”. To grade the real runtime surface, scan the running server: --command \"npx -y <package>\"."
]
},
"findings": [
{
"ruleId": "MTC-FLOW-004",
"title": "Sensitive-source and external-sink co-exist",
"category": "exfiltration",
"severity": "high",
"confidence": "strong",
"description": "Tools that read sensitive data ([wireshark_get_packet_bytes]) and tools that can send data out ([wireshark_filter_save]) are exposed together. An agent can move private data to the sink.",
"remediation": "Keep secret-reading and egress capabilities on separate, separately-approved servers.",
"location": {
"kind": "flow",
"name": "wireshark_get_packet_bytes → wireshark_filter_save"
},
"evidence": "sources [wireshark_get_packet_bytes] → sinks [wireshark_filter_save]",
"owasp": "LLM02:2025 Sensitive Information Disclosure",
"references": [],
"data": {
"sources": [
"wireshark_get_packet_bytes"
],
"sinks": [
"wireshark_filter_save"
]
}
},
{
"ruleId": "MTC-SUP-012",
"title": "Package has no license",
"category": "hygiene",
"severity": "info",
"confidence": "strong",
"description": "\"wireshark-mcp\" has no declared license. This is a legal/reuse concern, not a security finding.",
"location": {
"kind": "package",
"name": "wireshark-mcp"
}
}
],
"toxicFlows": [
{
"id": "flow-1",
"severity": "high",
"confidence": "strong",
"untrustedInput": [],
"sensitiveSource": [
"wireshark_get_packet_bytes"
],
"externalSink": [
"wireshark_filter_save"
],
"selfContained": false,
"path": [
"wireshark_get_packet_bytes",
"wireshark_filter_save"
],
"pathWired": false,
"description": "A sensitive-source → external-sink chain exists: wireshark_get_packet_bytes → wireshark_filter_save."
}
],
"capabilities": [
{
"tool": "wireshark_security_audit",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_quick_analysis",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_list_interfaces",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_capture",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_filter_save",
"tags": [
"external-sink"
],
"reasons": {
"external-sink": [
"keyword \"http_request\""
]
}
},
{
"tool": "wireshark_decode_payload",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_editcap_trim",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_editcap_split",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_editcap_time_shift",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_editcap_deduplicate",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_get_packet_list",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_get_packet_details",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_get_packet_bytes",
"tags": [
"sensitive-source"
],
"reasons": {
"sensitive-source": [
"keyword \"dump\""
]
}
},
{
"tool": "wireshark_get_packet_context",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_read_packets",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_extract_fields",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_list_ips",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_search_packets",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_follow_stream",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_get_file_info",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_merge_pcaps",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_text2pcap_import",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_open_file",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_stats_protocol_hierarchy",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_stats_endpoints",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_stats_conversations",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_stats_io_graph",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_stats_expert_info",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_stats_service_response_time",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_get_capabilities",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_plot_traffic",
"tags": [],
"reasons": {}
},
{
"tool": "wireshark_plot_protocols",
"tags": [],
"reasons": {}
}
],
"surfaceDigest": "956366688185c7e9fd01f807fb258333931a4e5a7e611551ce24eb1705f98e72",
"stats": {
"tools": 32,
"prompts": 0,
"resources": 0,
"findingsBySeverity": {
"critical": 0,
"high": 1,
"medium": 0,
"low": 0,
"info": 1
}
}
}