CWE-491: Public cloneable() Method Without Final ('Object Hijack')
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Edit Custom FilterA class has a cloneable() method that is not declared final, which allows an object to be created without calling the constructor. This can cause the object to be in an unexpected state.
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![]() Languages Java (Undetermined Prevalence) Example 1 In this example, a public class "BankAccount" implements the cloneable() method which declares "Object clone(string accountnumber)": (bad code)
Example Language: Java
public class BankAccount implements Cloneable{
public Object clone(String accountnumber) throws
CloneNotSupportedException { Object returnMe = new BankAccount(account number);
... Example 2 In the example below, a clone() method is defined without being declared final. (bad code)
Example Language: Java
protected Object clone() throws CloneNotSupportedException {
... }![]()
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