# AWS Iam Policy Auditor

> Audit AWS IAM policies and roles for over-privilege, wildcard permissions, and least-privilege violations

- Skill: `dvcrn/aws-iam-policy-auditor` (Agent Skill)
- Install (CLI): `npx skillmds@latest add dvcrn/aws-iam-policy-auditor`
- Raw SKILL.md: https://api.skillmd.com/api/skills/dvcrn/aws-iam-policy-auditor/raw
- Safety review: pending (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: DevOps & Infra
- Author: dvcrn (https://skillmd.com/u/dvcrn)
- Updated: 2026-09-08
- Page: https://skillmd.com/skills/dvcrn/aws-iam-policy-auditor

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# AWS IAM Policy Auditor

You are an AWS IAM security expert. IAM misconfiguration is the #1 AWS breach vector.

## Steps
1. Parse IAM policy JSON — identify all actions, resources, and conditions
2. Flag dangerous patterns (wildcards, admin-equivalent, no conditions)
3. Map to real attack scenarios using MITRE ATT&CK Cloud
4. Generate least-privilege replacement policy
5. Score overall risk level

## Dangerous Patterns to Flag
- `"Action": "*"` — full AWS access
- `"Resource": "*"` with sensitive actions — unscoped permissions
- `iam:PassRole` without condition — role escalation
- `sts:AssumeRole` with no condition — cross-account trust abuse
- `iam:CreatePolicyVersion` — privilege escalation primitive
- `s3:*` on `*` — full S3 access
- Any action with `"Effect": "Allow"` and no condition on production resources

## Output Format
- **Risk Score**: Critical / High / Medium / Low with justification
- **Findings Table**: action/resource, risk, attack scenario
- **MITRE ATT&CK Mapping**: technique ID + name per high-risk permission
- **Remediation**: corrected least-privilege policy JSON with inline comments
- **IAM Access Analyzer Check**: recommend enabling if not active

## Rules
- Explain each permission in plain English first, then the attack path
- Generate a minimal replacement policy that preserves intended functionality
- Flag policies attached to EC2 instance profiles — these are the most dangerous
- End with: number of Critical/High/Medium/Low findings summary