Drop Remediation Tracker

Tracking of security remediation for the Phenom Drop pipeline. All findings resolved and deployed as of 2026-03-09.
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Status Dashboard

Last Updated: 2026-03-09 Overall Status: GREEN — All 4 fail-safe scenarios pass. All findings remediated.

Fail-Safe Scenarios

#ScenarioStatusResolution
1Reverse shell in .mp4GREENFiles land inert in S3. Magic byte detection + ClamAV reject non-media.
2Unauthenticated file accessGREENBoth S3 buckets block public access. API Gateway password-protected.
3Chain of custodyGREENSHA-256 hash embedded in S3 metadata, verified against uploaded bytes.
4GPS metadata leakGREENmetadata-stripper Lambda creates EXIF/GPS-free copy at public/ prefix.
graph LR
    S1("Scenario 1<br/>Reverse Shell") --> G1("GREEN")
    S2("Scenario 2<br/>Unauth Access") --> G2("GREEN")
    S3("Scenario 3<br/>Chain of Custody") --> G3("GREEN")
    S4("Scenario 4<br/>GPS Leak") --> G4("GREEN")

    style G1 fill:#51cf66,color:#fff
    style G2 fill:#51cf66,color:#fff
    style G3 fill:#51cf66,color:#fff
    style G4 fill:#51cf66,color:#fff

Critical Fixes

IDFindingStatusPRRepo
C1ClamAV fail-closedDone#8phenom-infra
C2Metadata strippingDone#8phenom-infra
C3SVG blockedDone#8phenom-infra
C4Hash bindingDone#8phenom-infra
C5GDPR marketing consentDone#7www
C6Admin API authDone#7www
C7Upload validationDone#7www

High Fixes

IDFindingStatusPRRepo
H1Body size limit (10 MB)Done#7www
H2CORS origin restrictionDone#7 + #8www + infra
H3API Gateway access loggingDone#8phenom-infra
H4Content-Length enforcementDone#8phenom-infra
H5Privacy Policy updatedDone#7www
H6Data retention policy (90 days)Done#7www

Medium Fixes

IDFindingStatusPRRepo
M1Presigned URL expiry (10 min)Done#8phenom-infra
M2Email regex validationDone#7www
M3Rate limiting (verify-password)Done#7www
M4Security headers (nginx)Done#7www
M5Consent checkbox (UI)Done#7www
M6Log retention (90 days)Done#8phenom-infra

Remediation Architecture

graph TD
    subgraph "www repo (PR #7)"
        W1(C5: GDPR consent gate)
        W2(C6: Admin API auth)
        W3(C7: Upload validation)
        W4(H1: Body size limit)
        W5(H2: CORS backend)
        W6(H5: Privacy policy)
        W7(H6: Data retention)
        W8(M2: Email validation)
        W9(M3: Rate limiting)
        W10(M4: Security headers)
        W11(M5: Consent checkbox)
    end

    subgraph "phenom-infra repo (PR #8)"
        I1(C1: ClamAV fail-closed)
        I2(C2: Metadata stripping)
        I3(C3: SVG blocked)
        I4(C4: Hash binding)
        I5(H2: CORS Terraform)
        I6(H3: API logging)
        I7(H4: Content-Length)
        I8(M1: URL expiry)
        I9(M6: Log retention)
    end

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    style W8 fill:#51cf66,color:#fff
    style W9 fill:#51cf66,color:#fff
    style W10 fill:#51cf66,color:#fff
    style W11 fill:#51cf66,color:#fff
    style I1 fill:#51cf66,color:#fff
    style I2 fill:#51cf66,color:#fff
    style I3 fill:#51cf66,color:#fff
    style I4 fill:#51cf66,color:#fff
    style I5 fill:#51cf66,color:#fff
    style I6 fill:#51cf66,color:#fff
    style I7 fill:#51cf66,color:#fff
    style I8 fill:#51cf66,color:#fff
    style I9 fill:#51cf66,color:#fff

Completion Criteria — All Met

  1. All 4 fail-safe scenarios pass end-to-end validation
  2. All 7 critical findings (C1-C7) resolved and deployed
  3. All 6 high findings (H1-H6) resolved and deployed
  4. All 6 medium findings (M1-M6) resolved and deployed
  5. GPS/EXIF stripping confirmed via metadata-stripper Lambda
  • /docs/security/drop-security-audit/ — Full audit report with finding details
  • Phenom Drop Overview — Pipeline architecture and feature documentation
  • Phenom Infrastructure — Terraform modules where infrastructure fixes are applied