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mukul975
77 lines
3.0 KiB
Markdown
77 lines
3.0 KiB
Markdown
# Workflow Reference: IaC Security Scanning
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## IaC Scanning Pipeline
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```
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Terraform/IaC Code Change
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│
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▼
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┌──────────────────┐
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│ PR Created │
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└──────┬───────────┘
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│
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├──────────────────────┐
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▼ ▼
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┌──────────────┐ ┌──────────────┐
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│ Checkov │ │ tfsec │
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│ (2500+ rules)│ │ (Terraform) │
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└──────┬───────┘ └──────┬───────┘
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│ │
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└──────────┬─────────┘
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▼
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┌──────────────────┐
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│ SARIF Upload │
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│ to GitHub │
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└──────┬───────────┘
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│
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▼
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┌──────────────────┐
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│ Quality Gate │
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│ (Block on HIGH+) │
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└──────┬───────────┘
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│
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┌─────────┴──────────┐
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▼ ▼
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PASS FAIL
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terraform apply Block merge
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permitted + Fix required
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```
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## Checkov Command Reference
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| Command | Purpose |
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|---------|---------|
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| `checkov -d ./terraform/` | Scan directory |
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| `checkov -f main.tf` | Scan single file |
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| `checkov -f tfplan.json --framework terraform_plan` | Scan Terraform plan |
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| `checkov --list` | List all available checks |
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| `checkov -d . --check CKV_AWS_18` | Run specific check |
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| `checkov -d . --skip-check CKV_AWS_145` | Skip specific check |
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| `checkov -d . --bc-api-key KEY` | Upload to Bridgecrew |
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| `checkov -d . --create-baseline` | Create baseline file |
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| `checkov -d . --baseline BASELINE` | Scan against baseline |
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| `checkov -d . --external-checks-dir ./custom/` | Use custom checks |
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| `checkov -d . --compact` | Compact output |
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| `checkov -d . --output sarif` | SARIF format output |
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## Common Misconfigurations by Cloud Provider
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### AWS Top 10 IaC Misconfigurations
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1. S3 bucket public access enabled (CKV_AWS_18, CKV_AWS_20)
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2. Security group with open ingress 0.0.0.0/0 (CKV_AWS_23)
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3. RDS instance not encrypted (CKV_AWS_16)
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4. CloudTrail not enabled (CKV_AWS_35)
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5. EBS volume not encrypted (CKV_AWS_3)
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6. IAM policy with wildcard actions (CKV_AWS_1)
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7. ALB not using HTTPS (CKV_AWS_2)
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8. CloudWatch logs not encrypted (CKV_AWS_24)
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9. IMDSv2 not required (CKV_AWS_79)
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10. VPC flow logs not enabled (CKV_AWS_9)
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### Kubernetes Top Misconfigurations
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1. Container running as root (CKV_K8S_6)
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2. Privileged container (CKV_K8S_16)
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3. No resource limits (CKV_K8S_11, CKV_K8S_13)
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4. No readiness/liveness probes (CKV_K8S_9)
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5. hostNetwork enabled (CKV_K8S_19)
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