Program: 21326
Project: 21326
Buggy source:
/** 
 * Diese Methode sucht nach passwörtern in einem Datensatz
 * @param data
 * @return
 */
public static Vector<String> findPasswords(String data){
  if (data == null)   return new Vector<String>();
  Iterator<String> iter=JUnrar.getPasswordList().iterator();
  Vector<String> ret=new Vector<String>();
  while (iter.hasNext()) {
    String pass=(String)iter.next();
    if (data.contains(pass))     ret.add(pass);
  }
  data=data.replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str");
  Pattern pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  Matcher matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 2 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 4 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 2 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 2 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  return ret;
}

Fixed version (ground truth):
/** 
 * Diese Methode sucht nach passwörtern in einem Datensatz
 * @param data
 * @return
 */
public static Vector<String> findPasswords(String data){
  if (data == null)   return new Vector<String>();
  Iterator<String> iter=JUnrar.getPasswordList().iterator();
  Vector<String> ret=new Vector<String>();
  while (iter.hasNext()) {
    String pass=(String)iter.next();
    if (pass.length() > 8 && data.contains(pass))     ret.add(pass);
  }
  data=data.replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str").replaceAll("String_Node_Str","String_Node_Str");
  Pattern pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  Matcher matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 2 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 4 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 2 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  pattern=Pattern.compile("String_Node_Str",Pattern.CASE_INSENSITIVE);
  matcher=pattern.matcher(data);
  while (matcher.find()) {
    String pass=matcher.group(2);
    if (pass.length() > 2 && !pass.matches("String_Node_Str") && !ret.contains(pass))     ret.add(pass);
  }
  return ret;
}