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Standards Reference for Fuzz Testing

NIST SP 800-53 Rev 5 Controls

Control Description Fuzzing Alignment
SA-11(5) Penetration Testing Fuzz testing discovers vulnerabilities through automated input mutation
SA-11(8) Dynamic Code Analysis AFL++ provides runtime analysis with instrumented binaries
SI-10 Information Input Validation Fuzzing validates input handling robustness
SI-17 Fail-Safe Procedures Crash detection ensures failures are handled safely

OWASP Testing Guide v4.2

  • WSTG-INPV-07: Testing for Input Validation --- AFL++ systematically tests boundary conditions
  • WSTG-ERRH-01: Error Handling --- Crash analysis reveals improper error handling

CWE Categories Commonly Found by Fuzzing

CWE Name AFL++ Detection Method
CWE-120 Buffer Overflow ASan crash on out-of-bounds write
CWE-125 Out-of-Bounds Read ASan crash on invalid read
CWE-416 Use After Free ASan detects freed memory access
CWE-476 NULL Pointer Dereference SIGSEGV on null deref
CWE-190 Integer Overflow UBSan detects arithmetic overflow
CWE-787 Out-of-Bounds Write ASan detects heap/stack buffer overflow
CWE-400 Uncontrolled Resource Consumption Timeout detection for hangs

Fuzzing Maturity Levels

Level Description CI Integration
1 Basic Manual ad-hoc fuzzing None
2 Structured Harness-based with corpus management PR-triggered short runs
3 Continuous Nightly campaigns with crash tracking Nightly + corpus caching
4 Optimized Multi-tool (AFL++, libFuzzer), crash dedup, coverage tracking Full CI/CD integration with gating