technique-ctf
Pass
Audited by Gen Agent Trust Hub on Sep 5, 2026
Risk Level: SAFEINDIRECT_PROMPT_INJECTIONDATA_EXFILTRATIONCOMMAND_EXECUTION
Full Analysis
- [INDIRECT_PROMPT_INJECTION]: The skill is designed to interact with and process responses from remote services, creating a vulnerability surface where untrusted data could influence agent behavior.\n
- Ingestion points: Remote service responses are received through
socket.recv()andpwntools.remote().recvall()as shown inreferences/harness-and-oracle-patterns.md.\n - Boundary markers: The skill instructions do not establish clear boundary markers or instructions to the agent to disregard command-like sequences within the received data.\n
- Capability inventory: The agent has capabilities for network communication and execution of various system utilities (binwalk, jq, strings, etc.) as listed in
SKILL.md.\n - Sanitization: The provided templates use regular expressions for flag extraction and basic string decoding, but do not perform sanitization to filter out potential prompt injection payloads from the service responses.\n- [DATA_EXFILTRATION]: The skill uses network operations to communicate with remote services that are not part of the standard whitelist.\n
- The code templates in
references/harness-and-oracle-patterns.mdestablish arbitrary network connections usingsocket.connect()and thepwntoolsremotefunction.\n- [COMMAND_EXECUTION]: The skill directs the agent to utilize several external command-line utilities for artifact analysis.\n - Tools mentioned for routine analysis include
xxd,hexdump,binwalk,file,strings, andjq.
Audit Metadata