T09 · Insecure Skill Coding Practices
- Location
scripts/agent.py:142- Finding
AlienVault OTX API Key Exposed Through Command-Line Arguments
- Content
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Vulnerability Details
File Location:
scripts/agent.py, lines 142–152
Vulnerability Type: Command-line secret exposure
Risk Level: Medium
Classification: T09: Insecure Skill Coding PracticesVulnerable Code
python parser.add_argument("--otx-key", help="AlienVault OTX API key") parser.add_argument("--output", default="threat_actor_profile.json") args = parser.parse_args() bundle = fetch_mitre_attack_data() group_info = extract_group_info(bundle, args.group) techniques, malware_tools = [], [] if group_info: techniques = extract_group_techniques(bundle, group_info["stix_id"]) malware_tools = extract_group_malware_tools(bundle, group_info["stix_id"]) otx_results = search_alienvault_otx(args.group, args.otx_key)Technical Analysis
The application accepts the AlienVault OTX API key through the
--otx-keycommand-line option. Secrets passed as command-line arguments may be exposed through:- Shell command-history files.
- Process inspection utilities and operating-system process interfaces.
- Process-monitoring or diagnostic software.
- Automation logs that record full command invocations.
- CI/CD job definitions and build logs.
The key is subsequently placed in the documented
X-OTX-API-KEYheader and transmitted to AlienVault OTX over HTTPS. The reviewed code does not log the key or send it to an unauthorized endpoint. The vulnerability is therefore local secret exposure caused by the secret-input mechanism, rather than remote exfiltration by the project.Attack Path
- A user invokes the agent with a command such as:
bash python3 scripts/agent.py --group APT29 --otx-key SECRET_VALUE - The full invocation may be retained in the user's shell history or exposed through process metadata while the program is running.
- A local user, monitoring process, compromised administrative tool, or party with access to execution logs obtains ...[truncated 894 chars]
- Remediation
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Remediation Suggestions
- Remove or deprecate the
--otx-keycommand-line option. - Read the credential from a dedicated environment variable:
python import os otx_key = os.environ.get("OTX_API_KEY") otx_results = search_alienvault_otx(args.group, otx_key) - For interactive execution, optionally obtain the key through
getpass.getpass()so that it is not echoed or stored in shell history:python from getpass import getpass otx_key = os.environ.get("OTX_API_KEY") or getpass("AlienVault OTX API key: ") - For production deployments, use an operating-system credential store or managed secrets service and inject the key only at runtime.
- Ensure application, process-monitoring, CI/CD, and diagnostic logs do not record secret values or sensitive environment variables.
- Document secure credential provisioning and recommend rotating any key previously supplied on a command line.
- If temporary backward compatibility is required, display a security warning when
--otx-keyis used and prioritize safer sources over the command-line value.
- Remove or deprecate the
