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: loop BadSink : Copy data to string using a loop Flow Variant: 33 Data flow: use of a C++ reference to data within the same function

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: memmove BadSink : Copy data to string using memmove Flow Variant: 13 Control flow: if(GLOBAL_CONST_FIVE==5) and if(GLOBAL_CONST_FIVE...

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: memcpy BadSink : Copy data to string using memcpy Flow Variant: 65 Data/control flow: data passed as an argument from one function ...

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: memcpy BadSink : Copy data to string using memcpy Flow Variant: 09 Control flow: if(GLOBAL_CONST_TRUE) and if(GLOBAL_CONST_FALSE)

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: loop BadSink : Copy data to string using a loop Flow Variant: 62 Data flow: data flows using a C++ reference from one function to a...

CWE: 126 Buffer Over-read BadSource: Use a small buffer GoodSource: Use a large buffer Sink: memcpy BadSink : Copy data to string using memcpy Flow Variant: 12 Control flow: if(globalReturnsTrueOrFalse())

CWE: 126 Buffer Over-read BadSource: Use a small buffer GoodSource: Use a large buffer Sinks: memcpy BadSink : Copy data to string using memcpy Flow Variant: 72 Data flow: data passed in a vector from one function to another in different source files

CWE: 126 Buffer Over-read BadSource: Set data pointer to a small buffer GoodSource: Set data pointer to a large buffer Sinks: memmove BadSink : Copy data to string using memmove Flow Variant: 81 Data flow: data passed in a parameter to an virtual method called via a reference

CWE: 126 Buffer Overread BadSource: connect_socket Read data using a connect socket (client 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: 82 Data f...

CWE: 124 Buffer Underwrite BadSource: Set data pointer to before the allocated memory buffer GoodSource: Set data pointer to the allocated memory buffer Sinks: memcpy BadSink : Copy string to data using memcpy Flow Variant: 44 Data/control flow: data passed as an argument from one function ...

CWE: 122 Heap 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 wcscpy Flow Variant: 14 Control flow: if(globalFive==5) and if(globalFive!=5)

CWE: 122 Heap Based Buffer Overflow BadSource: Allocate using new[] and set data pointer to a small buffer GoodSource: Allocate using new[] and set data pointer to a large buffer Sink: cpy BadSink : Copy string to data using wcscpy Flow Variant: 21 Control flow: Flow controlled by value of ...

CWE: 122 Heap 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: 51 Data flow: data passed as an argument from one function to another in different source ...

CWE: 122 Heap Based Buffer Overflow BadSource: Allocate using new[] and set data pointer to a small buffer GoodSource: Allocate using new[] and set data pointer to a large buffer Sinks: memcpy BadSink : Copy string to data using memcpy Flow Variant: 84 Data flow: data passed to class constr...

CWE: 122 Heap Based Buffer Overflow BadSource: Allocate using new[] and set data pointer to a small buffer GoodSource: Allocate using new[] and set data pointer to a large buffer Sinks: memmove BadSink : Copy int64_t array to data using memmove Flow Variant: 33 Data flow: use of a C++ refer...

CWE: 122 Heap Based Buffer Overflow BadSource: Allocate using new[] and set data pointer to a small buffer GoodSource: Allocate using new[] and set data pointer to a large buffer Sink: loop BadSink : Copy string to data using a loop Flow Variant: 08 Control flow: if(staticReturnsTrue()) and...

CWE: 122 Heap Based Buffer Overflow BadSource: connect_socket Read data using a connect socket (client 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: 122 Heap Based Buffer Overflow BadSource: connect_socket Read data using a connect socket (client 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: Initialize data as a large string GoodSource: Initialize data as a small string Sinks: memcpy BadSink : Copy data to string using memcpy Flow Variant: 73 Data flow: data passed in a list 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: memcpy BadSink : Copy data to string using memcpy 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: 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: 72 Data flow: data passed in a vector 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 BadSink : Copy int array to data using a loop Flow Variant: 82 Data flow: data passed in a parameter to an virtual method called via a pointer

CWE: 114 Process Control BadSource: listen_socket Read data using a listen socket (server side) GoodSource: Hard code the full pathname to the library Sinks: BadSink : Load a dynamic link library Flow Variant: 33 Data flow: use of a C++ reference to data within the same function

CWE: 114 Process Control BadSource: console Read input from the console GoodSource: Hard code the full pathname to the library Sinks: BadSink : Load a dynamic link library Flow Variant: 62 Data flow: data flows using a C++ reference from one function to another in different source files

The test case shows a Heap Overflow by trying to insert out of the bounds of the buffer a character. The code has a Scope complexity.