Cairo-Fuzzer -- Cairo Smart Contract Fuzzer

Release version 1.2 Developped and maintained by @FuzzingLabs

Description:

Cairo-fuzzer is a tool designed for smart contract developers to test the security. It can be used as an independent tool or as a library.

Features:

• Run Starknet contract
• Replayer of fuzzing corpus
• Minimizer of fuzzing corpus
• Load old corpus
• Handle multiple arguments
• Workspace architecture
• Import dictionnary
• Use Cairo-fuzzer as a library

Usage:

	cargo run --release -- --cores 10 --contract ./tests1.0/fuzzinglabs.json --casm ./tests1.0/fuzzinglabs.casm --function "Fuzz_symbolic_execution"

For more usage information, follow our tutorial

CMDLINE (--help):

Usage: cairo-fuzzer [OPTIONS]

Options:
      --cores <CORES>              Set the number of threads to run [default: 1]
      --contract <CONTRACT>        Set the path of the JSON artifact to load [default: ]
      --casm <CASM>                Set the path of the JSON CASM artifact to load [default: ]
      --function <FUNCTION>        Set the function to fuzz [default: ]
      --workspace <WORKSPACE>      Workspace of the fuzzer [default: fuzzer_workspace]
      --inputfolder <INPUTFOLDER>  Path to the inputs folder to load [default: ]
      --crashfolder <CRASHFOLDER>  Path to the crashes folder to load [default: ]
      --inputfile <INPUTFILE>      Path to the inputs file to load [default: ]
      --crashfile <CRASHFILE>      Path to the crashes file to load [default: ]
      --dict <DICT>                Path to the dictionnary file to load [default: ]
      --logs                       Enable fuzzer logs in file
      --seed <SEED>                Set a custom seed (only applicable for 1 core run)
      --run-time <RUN_TIME>        Number of seconds this fuzzing session will last
      --config <CONFIG>            Load config file
      --replay                     Replay the corpus folder
      --minimizer                  Minimize Corpora
      --proptesting                Property Testing
      --analyze                    Dump functions prototypes
      --iter <ITER>                Iteration Number [default: -1]
  -h, --help                       Print help

F.A.Q

How to find a Cairo/Starknet compilation artifact (json file)?

Cairo-Fuzzer supports starknet compilation artifact (json and casm files) generated after compilation using starknet-compile and starknet-sierra-compile. Cairo-Fuzzer does not support Cairo2.0 and pure cairo contract.

How to run the tests?

cargo test

License

Cairo-Fuzzer is licensed and distributed under the AGPLv3 license. Contact us if you're looking for an exception to the terms.