The test case shows how it is easy to get a buffer overflow if a string function is misused.

The test case shows how it is easy to get a buffer overflow if a string function is misused.

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: loop BadSink : Copy data to string using a loop Flow Variant: 02 Control flow: if(1) and if(0)

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: ncat BadSink : Copy data to string using strncat Flow Variant: 02 Control flow: if(1) and if(0)

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: snprintf BadSink : Copy data to string using snprintf Flow Variant: 11 Control flow: if(global_returns_t()) and if(global_returns_f())

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: cat BadSink : Copy data to string using strcat Flow Variant: 12 Control flow: if(global_returns_t_or_f())

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: ncpy BadSink : Copy string to data using wcsncpy Flow Variant: 04 Control flow: if(static_const_t) and if(static_const_f)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: memmove BadSink : Copy string to data using memmove Flow Variant: 02 Control flow: if(1) and if(0)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: memcpy BadSink : Copy string to data using memcpy Flow Variant: 18 Control flow: goto statements

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sinks: loop BadSink : Copy string to data using a loop Flow Variant: 67 Data flow: data passed in a struct from one function to another in different source files

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: loop BadSink : Copy string to data using a loop Flow Variant: 53 Data flow: data passed as an argument from one function through two others to a fourth; a...

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: cat BadSink : Copy string to data using wcscat Flow Variant: 51 Data flow: data passed as an argument from one function to another in different source files

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: memcpy BadSink : Copy twoints array to data using memcpy Flow Variant: 52 Data flow: data passed as an argument from one function to another to another in...

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: memcpy BadSink : Copy twoints array to data using memcpy Flow Variant: 05 Control flow: if(static_t) and if(static_f)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: memmove BadSink : Copy long long array to data using memmove Flow Variant: 09 Control flow: if(global_const_t) and if(global_const_f)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: memmove BadSink : Copy int array to data using memmove Flow Variant: 03 Control flow: if(5==5) and if(5!=5)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: loop BadSink : Copy int array to data using a loop Flow Variant: 02 Control flow: if(1) and if(0)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: cat BadSink : Copy string to data using strcat Flow Variant: 51 Data flow: data passed as an argument from one function to another in different source files

CWE: 114 Process Control BadSource: fromConsole Read input from the console GoodSource: Hard code the full pathname to the library Sink: BadSink : Load a dynamic link library Flow Variant: 51 Data flow: data passed as an argument from one function to another in different source files

CWE: 114 Process Control BadSource: fromConsole Read input from the console GoodSource: Hard code the full pathname to the library Sink: BadSink : Load a dynamic link library Flow Variant: 10 Control flow: if(global_t) and if(global_f)

CWE: 114 Process Control BadSource: relativePath Hard code the relative pathname to the library GoodSource: Hard code the full pathname to the library Sink: BadSink : Load a dynamic link library Flow Variant: 01 Baseline

CWE: 114 Process Control BadSource: fromConsole Read input from the console GoodSource: Hard code the full pathname to the library Sinks: BadSink : Load a dynamic link library Flow Variant: 34 Data flow: use of a union containing two methods of accessing the same data (within the same function)

CWE: 114 Process Control BadSource: Environment Read input from an environment variable GoodSource: Hard code the full pathname to the library Sink: BadSink : Load a dynamic link library Flow Variant: 07 Control flow: if(static_five==5) and if(static_five!=5)

Attempt to call function of deleted object.

Unprotected buffer copy, unlocked shared resource. PLOVER: BUFF.OVER, RACE