VNX-484 – Omitted Break Statement in Switch

Overview

VNX-484 maps to CWE-484: Omitted Break Statement in Switch. Detects source patterns associated with CWE-484 (Omitted Break Statement in Switch). Each finding should be manually reviewed for exploitability in context.

Severity: Medium | CWE: CWE-484 | Languages: c, cpp, java

Why This Matters

This weakness class (Omitted Break Statement in Switch) creates a concrete exploit surface: the rule searches for the concrete source-level patterns most commonly associated with CWE-484 and surfaces them for review. Each finding should be evaluated in context — the rule catches the pattern, not the context.

What Gets Flagged

// FLAGGED: contains 'case ' pattern
case

Remediation

  1. Review each flagged line and determine whether the pattern represents a real instance of CWE-484 or a false positive.
  2. Replace the flagged construct with a documented safe alternative appropriate to your language and framework.
  3. For confirmed false positives, add a # vulnetix-ignore: VNX-484 comment on the line.
  4. Ensure equivalent test coverage exists to prevent regression.

References