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 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: Initialize data as a large string GoodSource: Initialize data as a small string Sinks: cpy BadSink : Copy data to string using strcpy Flow Variant: 72 Data flow: data passed in a vector from one function to another in different source files

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sinks: cpy BadSink : Copy data to string using strcpy 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: Initialize data as a large string GoodSource: Initialize data as a small string Sink: cpy BadSink : Copy data to string using strcpy Flow Variant: 32 Data flow using two pointers to the same value within the same function

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: 22 Control flow: Flow controlled by value of a global variable. Sink functions are in a separate...

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: 11 Control flow: if(globalReturnsTrue()) and if(globalReturnsFalse())

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sinks: cpy BadSink : Copy string to data using strcpy Flow Variant: 64 Data flow: void pointer to data passed from one function to another in different source f...

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: memcpy BadSink : Copy data to string using memcpy Flow Variant: 41 Data flow: data passed as an argument from one function to another in the same source file

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: memmove BadSink : Copy data to string using memmove Flow Variant: 10 Control flow: if(globalTrue) and if(globalFalse)

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: memcpy BadSink : Copy data to string using memcpy Flow Variant: 04 Control flow: if(STATIC_CONST_TRUE) and if(STATIC_CONST_FALSE)

CWE: 121 Stack Based Buffer Overflow BadSource: Initialize data as a large string GoodSource: Initialize data as a small string Sink: memcpy BadSink : Copy data to string using memcpy Flow Variant: 04 Control flow: if(STATIC_CONST_TRUE) and if(STATIC_CONST_FALSE)

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: 10 Control flow: if(globalTrue) and if(globalFalse)

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 strncpy Flow Variant: 12 Control flow: if(globalReturnsTrueOrFalse())

CWE: 121 Stack Based Buffer Overflow BadSource: Point data to a buffer that does not have space for a NULL terminator GoodSource: Point data to a buffer that includes space for a NULL terminator BadSink : Copy array to data using a loop Flow Variant: 82 Data flow: data passed in a parameter ...

CWE: 121 Stack Based Buffer Overflow BadSource: Point data to a buffer that does not have space for a NULL terminator GoodSource: Point data to a buffer that includes space for a NULL terminator Sinks: cpy BadSink : Copy string to data using wcscpy() Flow Variant: 33 Data flow: use of a C++...

CWE: 121 Stack Based Buffer Overflow BadSource: Point data to a buffer that does not have space for a NULL terminator GoodSource: Point data to a buffer that includes space for a NULL terminator Sink: memmove BadSink : Copy string to data using memmove() Flow Variant: 51 Data flow: data pas...

CWE: 121 Stack Based Buffer Overflow BadSource: Point data to a buffer that does not have space for a NULL terminator GoodSource: Point data to a buffer that includes space for a NULL terminator Sink: loop BadSink : Copy array to data using a loop Flow Variant: 41 Data flow: data passed as ...

CWE: 121 Stack Based Buffer Overflow BadSource: Point data to a buffer that does not have space for a NULL terminator GoodSource: Point data to a buffer that includes space for a NULL terminator Sinks: cpy BadSink : Copy string to data using strcpy() Flow Variant: 66 Data flow: data passed ...

CWE: 121 Stack Based Buffer Overflow BadSource: Allocate memory without using sizeof(int) GoodSource: Allocate memory using sizeof(int) Sinks: memmove BadSink : Copy array to data using memmove() Flow Variant: 66 Data flow: data passed in an array from one function to another in different s...

CWE: 121 Stack Based Buffer Overflow BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Larger than zero but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the upper bound Flow Variant:...

CWE: 121 Stack Based Buffer Overflow BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Larger than zero but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the upper bound Flow Variant:...

CWE: 121 Stack Based Buffer Overflow BadSource: large Large index value that is greater than 10-1 GoodSource: Larger than zero but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the upper bound Flow Variant: 14 Contro...

CWE: 121 Stack Based Buffer Overflow BadSource: fscanf Read data from the console using fscanf() GoodSource: Larger than zero but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the upper bound Flow Variant: 07 Control...

user can input more then the max number of characters causing a stack overflow

Sprintf is used to copy a string to a stack buffer. The length is guarded with a length specifier in the format string preventing a buffer overflow from occuring.