CWE: 195 Signed to Unsigned Conversion Error BadSource: connect_socket Read data using a connect socket (client side) GoodSource: Positive integer Sink: memmove BadSink : Copy strings using memmove() with the length of data Flow Variant: 41 Data flow: data passed as an argument from one func...

CWE: 191 Integer Underflow BadSource: fscanf Read data from the console using fscanf() GoodSource: Set data to a small, non-zero number (negative two) Sinks: sub GoodSink: Ensure there will not be an underflow before subtracting 1 from data BadSink : Subtract 1 from data, which can cause an ...

CWE: 191 Integer Underflow BadSource: min Set data to the minimum value for int GoodSource: Set data to a small, non-zero number (negative two) Sinks: sub GoodSink: Ensure there will not be an underflow before subtracting 1 from data BadSink : Subtract 1 from data, which can cause an Underfl...

CWE: 191 Integer Underflow BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Set data to a small, non-zero number (negative two) Sinks: sub GoodSink: Ensure there will not be an underflow before subtracting 1 from data BadSink : Subtract 1 from data, which ca...

CWE: 191 Integer Underflow BadSource: min Set data to the min value for int64_t GoodSource: Set data to a small, non-zero number (negative two) Sinks: sub GoodSink: Ensure there will not be an underflow before subtracting 1 from data BadSink : Subtract 1 from data, which can cause an Underfl...

CWE: 191 Integer Underflow BadSource: fscanf Read data from the console using fscanf() GoodSource: Set data to a small, non-zero number (negative two) Sinks: sub GoodSink: Ensure there will not be an underflow before subtracting 1 from data BadSink : Subtract 1 from data, which can cause an ...

CWE: 190 Integer Overflow BadSource: fscanf Read data from the console using fscanf() GoodSource: Set data to a small, non-zero number (two) Sinks: add GoodSink: Ensure there will not be an overflow before adding 1 to data BadSink : Add 1 to data, which can cause an overflow Flow Variant: 3...

CWE: 190 Integer Overflow BadSource: fgets Read data from the console using fgets() GoodSource: Set data to a small, non-zero number (two) Sinks: add GoodSink: Ensure there will not be an overflow before adding 1 to data BadSink : Add 1 to data, which can cause an overflow Flow Variant: 51 ...

CWE: 190 Integer Overflow BadSource: rand Set data to result of rand() GoodSource: Set data to a small, non-zero number (two) Sinks: add GoodSink: Ensure there will not be an overflow before adding 1 to data BadSink : Add 1 to data, which can cause an overflow Flow Variant: 16 Control flow:...

CWE: 134 Uncontrolled Format String BadSource: file Read input from a file GoodSource: Copy a fixed string into data Sinks: vfprintf GoodSink: vfwprintf with a format string BadSink : vfwprintf without a format string Flow Variant: 14 Control flow: if(globalFive==5) and if(globalFive!=5)

CWE: 134 Uncontrolled Format String BadSource: environment Read input from an environment variable GoodSource: Copy a fixed string into data Sinks: fprintf GoodSink: fwprintf with %s as the second argument and data as the third BadSink : fwprintf with data as the second argument Flow Varian...

CWE: 134 Uncontrolled Format String BadSource: connect_socket Read data using a connect socket (client side) GoodSource: Copy a fixed string into data Sinks: vfprintf GoodSink: vfprintf with a format string BadSink : vfprintf without a format string Flow Variant: 34 Data flow: use of a unio...

CWE: 127 Buffer Under-read BadSource: Set data pointer to before the allocated memory buffer GoodSource: Set data pointer to the allocated memory buffer Sinks: cpy BadSink : Copy data to string using strcpy Flow Variant: 65 Data/control flow: data passed as an argument from one function to ...

CWE: 127 Buffer Under-read BadSource: Set data pointer to before the allocated memory buffer GoodSource: Set data pointer to the allocated memory buffer Sink: ncpy BadSink : Copy data to string using strncpy Flow Variant: 09 Control flow: if(GLOBAL_CONST_TRUE) and if(GLOBAL_CONST_FALSE)

CWE: 124 Buffer Underwrite BadSource: Set data pointer to before the allocated memory buffer GoodSource: Set data pointer to the allocated memory buffer Sink: memmove BadSink : Copy string to data using memmove Flow Variant: 11 Control flow: if(globalReturnsTrue()) and if(globalReturnsFalse())

CWE: 124 Buffer Underwrite BadSource: negative Negative index value GoodSource: Non-negative but less than 10 Sinks: GoodSink: Ensure the array index is valid BadSink : Improperly check the array index by not checking the lower bound Flow Variant: 32 Data flow using two pointers to the same...

CWE: 124 Buffer Underwrite BadSource: Set data pointer to before the allocated memory buffer GoodSource: Set data pointer to the allocated memory buffer Sink: loop BadSink : Copy string to data using a loop Flow Variant: 16 Control flow: while(1)

CWE: 122 Heap Based Buffer Overflow BadSource: Allocate using malloc() and set data pointer to a small buffer GoodSource: Allocate using malloc() and set data pointer to a large buffer Sinks: cpy BadSink : Copy string to data using wcscpy Flow Variant: 67 Data flow: data passed in a struct ...

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sinks: cat BadSink : Copy string to data using strcat 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 Sinks: ncat BadSink : Copy data to string using wcsncat Flow Variant: 63 Data flow: pointer to data passed 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: snprintf BadSink : Copy data to string using snprintf Flow Variant: 21 Control flow: Flow controlled by value of a static global variable. All functions cont...

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: 10 Control flow: if(globalTru...

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

CWE: 114 Process Control BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Hard code the full pathname to the library Sink: BadSink : Load a dynamic link library Flow Variant: 41 Data flow: data passed as an argument from one function to another in the same s...

Snprintf is used to copy a large static string. Since an incorrect bound is specified the stack buffer is overrun.