CC meshcore-packet-capture
Capture MeshCore Companion packets via BLE, serial, or TCP. Do not use this skill for unrelated requests; route to the nearest named specialist.
Capture MeshCore Companion packets via BLE, serial, or TCP.
As a process C 62/100 · Has gaps — weak spots: inputs and preconditions, running it twice
What is at stake
Medium-severity findings: the skill is probably honest, but read what alarmed the scanner.
Below is the worst case for this category. The finding here is medium: the guard saw a sign, not a proof.
The skill contains commands that delete files, rewrite disks or execute code fetched from the network. The agent may run them without asking if it believes the instructions require it.
Replace destructive commands with safe equivalents that ask for confirmation, scope them to one folder, and stop piping curl into a shell: pin a version and a checksum.
How to improve
- A spec.yaml with trigger phrases and assertions — a behaviour contract for CI; `skilltest init` writes a template.
Guard findings · 5
✓ No critical or high findings
Medium and low: 5
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medium Dangerous commands
cmd-privilegereferences/deployment-and-troubleshooting.md:22Privilege escalation / world-writable permissionssudo bash -c "$(curl -fsSL https://raw.githubusercontent.com/agessaman/meshcore-packet-capture/main/install.sh)"
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medium Dangerous commands
cmd-pipe-to-shellreferences/deployment-and-troubleshooting.md:25Downloads and executes remote code from an unrecognised host (pipe to shell) (quoted — discussed, not commanded)Avoid `curl | sudo bash` for an interactive install. The bootstrap explicitly rejects stdin being consumed by the script. Download it to a temporary file if stdin is not a terminal.
quoted -
medium Dangerous commands
cmd-privilegereferences/deployment-and-troubleshooting.md:30Privilege escalation / world-writable permissionssudo bash install.sh --tag v2.0.0
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medium Dangerous commands
cmd-privilegereferences/deployment-and-troubleshooting.md:31Privilege escalation / world-writable permissionssudo bash install.sh --branch main
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low Dangerous commands
cmd-privilegereferences/deployment-and-troubleshooting.md:25Privilege escalation / world-writable permissions (quoted — discussed, not commanded)Avoid `curl | sudo bash` for an interactive install. The bootstrap explicitly rejects stdin being consumed by the script. Download it to a temporary file if stdin is not a terminal.
quoted
Files scanned: 5. Evidence is masked. Grey chips explain why severity was lowered.
Against the Agent Skills spec
- note
edit-residuethe text marks something as outdated (lines 35, 88): check that old rules are not kept next to new ones — the full check reads the text for contradictions
Process rating: all ten parameters 62/100
- 0Inputs and preconditions. Does not say what the process needs to start
- 30Running it twice. 20 mutating operations with no state check
- 50When it triggers. No condition that starts the skill
- 50Failures and branches. 0 branches, has a failure section
- 60Tools and files. Uses tools (python) that frontmatter does not declare
- 60Result and completion. Output format stated, no completion criterion
- 100Steps. 33 steps
- 100Consistency. Name and required fields are in place
- 100Execution cost. Instruction body is 2639 tokens
- 100Progress reporting. Reports progress
Everything here is measured from the skill text rather than judged by a model, so the numbers are checkable. A parameter weighs more when it is a more common reason for the process to stall.
Quality signals
- +5Description has no quoted example phrases that should trigger the skill
- +2Single-language instructions
- +4Description says when NOT to use the skill
- +3Description length 144: enough signal without eating the budget
- +4Structure: 11 headings
- +3Step-by-step instructions: 33 items
- +3Output format is stated explicitly
- +4Has examples (2 code blocks)
- +4Reference files are cited in the instructions (3 of 3)
- +1License stated
Quality base 70; lint remarks subtract, signals add up to 100. Result: 96.