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Buffer Overflow Analysis

You're analyzing a C++ program that handles user input. Identify the vulnerability in this code that could lead to arbitrary code execution.

C++

void process_input(char *in) {
  char buf[64];
  strcpy(buf, in);
  printf("Input: %s\n", buf);
}

int main() {
  char input[256];
  gets(input);
  process_input(input);
  return 0;
}

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CompTIACASP+ (ISC)²CC ISFCECCE (ISC)²CCFP CiscoCCIE Security EC-CouncilCCISO CiscoCCNA CiscoCCNP Security (ISC)²CCSP EC-CouncilCCT Mile2CDFE EC-CouncilCEH IACISCFCE EC-CouncilCHFI IAPPCIPM IAPPCIPP ISACACISA ISACACISM (ISC)²CISSP EC-CouncilCND EC-CouncilCPENT IACRBCREA ISACACRISC EC-CouncilCSA EC-CouncilCTIA CompTIACySA+ EC-CouncilECES EC-CouncilECIH eLearnSecurityeCPPT EC-CouncilECSA eLearnSecurityeJPT OpenTextEnCE GIACGCFA GIACGCFE GIACGCIA GIACGCIH GIACGISF GIACGPEN GIACGREM GIACGSEC (ISC)²ISSAP (ISC)²ISSEP (ISC)²ISSMP EC-CouncilLPT (Master) CompTIANetwork+ OffSecOSCP OffSecOSWE CompTIAPenTest+ CompTIASecurity+ (ISC)²SSCP CompTIACASP+ (ISC)²CC ISFCECCE (ISC)²CCFP CiscoCCIE Security EC-CouncilCCISO CiscoCCNA CiscoCCNP Security (ISC)²CCSP EC-CouncilCCT Mile2CDFE EC-CouncilCEH IACISCFCE EC-CouncilCHFI IAPPCIPM IAPPCIPP ISACACISA ISACACISM (ISC)²CISSP EC-CouncilCND EC-CouncilCPENT IACRBCREA ISACACRISC EC-CouncilCSA EC-CouncilCTIA CompTIACySA+ EC-CouncilECES EC-CouncilECIH eLearnSecurityeCPPT EC-CouncilECSA eLearnSecurityeJPT OpenTextEnCE GIACGCFA GIACGCFE GIACGCIA GIACGCIH GIACGISF GIACGPEN GIACGREM GIACGSEC (ISC)²ISSAP (ISC)²ISSEP (ISC)²ISSMP EC-CouncilLPT (Master) CompTIANetwork+ OffSecOSCP OffSecOSWE CompTIAPenTest+ CompTIASecurity+ (ISC)²SSCP

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