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Security audit

Palo Alto Hardening

Security checks for vulnerabilities and agentic risk

Overview

This skill is a disclosed external API wrapper for generating Palo Alto firewall hardening configuration, with privacy and review considerations but no hidden execution or deployment behavior found.

Before installing, treat generated firewall configuration as advisory and review it against your environment before deployment. Do not include confidential topology, credentials, or unnecessary identifiers in requests, and be aware the artifact does not state retention or privacy terms for sessionId, timestamp, optional userId, or hardening choices sent to the hosted API.

Vulnerability Patterns
  • Skill Instruction HijackingAlters the agent's session goals or safety constraints when the skill loads
  • Agent Memory PoisoningWrites attacker-controlled rules into memory that affect later sessions
  • Remote Payload Retrieval and ExecutionFetches external code whose behavior can change after review
  • Embedded Malicious CodeShips malicious scripts inside the skill and executes them locally
  • Unauthorized Access and Privilege EscalationObtains permissions beyond the task's legitimate needs
Vulnerability Patterns
  • Data ExfiltrationExternal Transmission, Env Variable Harvesting, File System Enumeration
  • Trigger AbuseOverly Broad Trigger, Shadow Command Trigger, Keyword Baiting Trigger
  • Prompt InjectionInstruction Override, Hidden Instructions, Exfiltration Commands
  • Privilege EscalationExcessive Permissions, Sudo/Root Execution, Credential Access
  • Supply ChainUnpinned Dependencies, External Script Fetching, Obfuscated Code
Findings (3)

Missing User Warnings

Medium
Category
Not specified by scanner
Confidence
90% confidence
Finding

The skill explicitly requests sessionId, optional userId, and timestamp for audit trail and rate-limiting, which indicates collection of potentially identifying or linkable metadata. The documentation does not disclose retention, logging, sharing, or privacy handling, creating a privacy and transparency gap that can expose users to unexpected tracking or compliance issues.

Content

No source excerpt is available for this finding.

External Transmission

Medium
Category
Data Exfiltration
Confidence
74% confidence
Finding

The skill references an external API endpoint, which means user-supplied hardening options and associated metadata may be transmitted to a third-party service outside the local environment. In a firewall-hardening context, this is more sensitive than a generic utility because configuration requests can reveal security posture, operational practices, and environment details.

Content

Scanner excerpt · SKILL.md (reported line 138)May include surrounding context.

md
# References

- Kong Route: https://api.mkkpro.com/hardening/palo-alto
- API Docs: https://api.mkkpro.com:8132/docs

Vague Triggers

Medium
Category
Not specified by scanner
Confidence
86% confidence
Finding

The configuration-generation endpoint accepts a generic HardeningRequest and is described only as generating firewall hardening configuration files, without any schema constraints that limit which hardening actions, targets, or privilege boundaries are allowed. In a security-adjacent tool, broad and underspecified config-generation APIs can be abused to produce unsafe, misleading, or environment-inappropriate firewall configurations, especially if downstream systems trust the output automatically.

Content

No source excerpt is available for this finding.