VNX-305 – Authentication Bypass by Primary Weakness

Overview

VNX-305 maps to CWE-305: Authentication Bypass by Primary Weakness. Detects source patterns associated with CWE-305 (Authentication Bypass by Primary Weakness). Each finding should be manually reviewed for exploitability in context.

Severity: High | CWE: CWE-305 | Languages: java, node, python

Why This Matters

This weakness class (Authentication Bypass by Primary Weakness) creates a concrete exploit surface: the rule searches for the concrete source-level patterns most commonly associated with CWE-305 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 'if (token' pattern
if (token

Remediation

  1. Review each flagged line and determine whether the pattern represents a real instance of CWE-305 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-305 comment on the line.
  4. Ensure equivalent test coverage exists to prevent regression.

References