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: multiply GoodSink: Ensure there will not be an underflow before multiplying data by 2 BadSink : If data is negative, multiply by 2, which can...

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: multiply GoodSink: Ensure there will not be an underflow before multiplying data by 2 BadSink : If data is negative, multiply by 2, wh...

CWE: 190 Integer Overflow BadSource: max Set data to the max value for unsigned int GoodSource: Set data to a small, non-zero number (two) Sinks: multiply GoodSink: Ensure there will not be an overflow before multiplying data by 2 BadSink : If data is positive, multiply by 2, which can cause...

CWE: 190 Integer Overflow BadSource: rand Set data to result of rand(), which may be zero 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 Varian...

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: 0...

CWE: 134 Uncontrolled Format String BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Copy a fixed string into data Sinks: printf GoodSink: wprintf with %s as the first argument and data as the second BadSink : wprintf with only data as an argument Flow Vari...

CWE: 134 Uncontrolled Format String BadSource: file Read input from a file GoodSource: Copy a fixed string into data Sinks: printf GoodSink: wprintf with %s as the first argument and data as the second BadSink : wprintf with only data as an argument Flow Variant: 41 Data flow: data passed a...

CWE: 134 Uncontrolled Format String BadSource: environment Read input from an environment variable GoodSource: Copy a fixed string into data Sinks: vprintf GoodSink: vwprintf with a format string BadSink : vwprintf without a format string Flow Variant: 11 Control flow: if(globalReturnsTrue(...

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: 64 Data flow: void pointer to data passed from one function to another...

CWE: 126 Buffer Over-read BadSource: Use a small buffer GoodSource: Use a large buffer Sinks: loop BadSink : Copy data to string using a loop Flow Variant: 65 Data/control flow: data passed as an argument from one function to a function in a different source file called via a function pointer

CWE: 126 Buffer Over-read BadSource: Use a small buffer GoodSource: Use a large buffer Sink: memmove BadSink : Copy data to string using memmove Flow Variant: 53 Data flow: data passed as an argument from one function through two others to a fourth; all four functions are in different sourc...

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: 51 Data flow: data passed as an argument fr...

CWE: 123 Write-What-Where Condition BadSource: connect_socket Overwrite linked list pointers using a connect socket (client side) GoodSource: Dont overwrite linked list pointers Sink: BadSink : Remove element from list Flow Variant: 22 Control flow: Flow controlled by value of a global varia...

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: 05 Control flow: if(staticTrue) and if(staticFalse)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sink: ncat BadSink : Copy string to data using strncat Flow Variant: 07 Control flow: if(staticFive==5) and if(staticFive!=5)

CWE: 121 Stack Based Buffer Overflow BadSource: Set data pointer to the bad buffer GoodSource: Set data pointer to the good buffer Sinks: memcpy BadSink : Copy string to data using memcpy 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: 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: 14 Control flow: if(globalFive==5) and if(globalFive!=5)

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: memcpy BadSink : Copy string to data using memcpy() Flow Variant: 14 Control flow: if(glob...

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: 68 Data flow: data passed as ...

CWE: 121 Stack Based Buffer Overflow BadSource: Allocate memory without using sizeof(int) GoodSource: Allocate memory using sizeof(int) Sinks: loop BadSink : Copy array to data using a loop Flow Variant: 44 Data/control flow: data passed as an argument from one function to a function in the...

CWE: 121 Stack Based Buffer Overflow BadSource: fgets Read data from the console using fgets() 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: 16 Control 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: 11 Control flow: if(globalReturnsTrue()) and if(globalReturnsFalse())

CWE: 114 Process Control BadSource: console Read input from the console GoodSource: Hard code the full pathname to the library Sink: BadSink : Load a dynamic link library Flow Variant: 03 Control flow: if(5==5) and if(5!=5)

Buffer Overflow. This code has been donated by MIT. This test case has the following characteristics : write/read = Write, Which bound = Upper, Data type = character, Memory location = stack, Scope = same, Container = no, Pointer = no, Index complexity = constant, Address complexity = con...

Buffer Overflow. This code has been donated by MIT. This test case has the following characteristics : write/read = Write, Which bound = Upper, Data type = character, Memory location = stack, Scope = same, Container = no, Pointer = no, Index complexity = constant, Address complexity = con...