Program: 30113
Project: 30113
Buggy source:
/** 
 * Executes the command with the command parameters passed as Properties where the keys are the paramter names and the values the parameter values
 * @param context information
 */
public void execute(AdminCommandContext context){
  final ActionReport report=context.getActionReport();
  List<Config> configList=configs.getConfig();
  Config config=configList.get(0);
  SecurityService securityService=config.getSecurityService();
  AuthRealm fileAuthRealm=null;
  for (  AuthRealm authRealm : securityService.getAuthRealm()) {
    if (authRealm.getName().equals(ADMIN_REALM)) {
      fileAuthRealm=authRealm;
      break;
    }
  }
  if (fileAuthRealm == null) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str" + "String_Node_Str"));
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    return;
  }
  String fileRealmClassName=fileAuthRealm.getClassname();
  if (fileRealmClassName != null && !fileRealmClassName.equals("String_Node_Str")) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str"));
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    return;
  }
  String keyFile=null;
  for (  Property fileProp : fileAuthRealm.getProperty()) {
    if (fileProp.getName().equals("String_Node_Str"))     keyFile=fileProp.getValue();
  }
  if (keyFile == null) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str"));
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    return;
  }
  FileRealm fr=null;
  try {
    realmsManager.createRealms(config);
    fr=(FileRealm)realmsManager.getFromLoadedRealms(config.getName(),fileAuthRealm.getName());
    if (fr == null) {
      throw new NoSuchRealmException(fileAuthRealm.getName());
    }
  }
 catch (  NoSuchRealmException e) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str") + "String_Node_Str" + e.getLocalizedMessage());
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    report.setFailureCause(e);
    return;
  }
  try {
    Enumeration en=fr.getGroupNames(userName);
    int size=0;
    while (en.hasMoreElements()) {
      size++;
      en.nextElement();
    }
    String[] groups=new String[size];
    en=fr.getGroupNames(userName);
    for (int i=0; i < size; i++) {
      groups[i]=(String)en.nextElement();
    }
    fr.updateUser(userName,userName,newpassword.toCharArray(),groups);
    fr.writeKeyFile(keyFile);
    report.setActionExitCode(ActionReport.ExitCode.SUCCESS);
  }
 catch (  Exception e) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str",userName) + "String_Node_Str" + e.getLocalizedMessage());
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    report.setFailureCause(e);
  }
}

Fixed version (ground truth):
/** 
 * Executes the command with the command parameters passed as Properties where the keys are the paramter names and the values the parameter values
 * @param context information
 */
public void execute(AdminCommandContext context){
  final ActionReport report=context.getActionReport();
  secureAdmin=domain.getSecureAdmin();
  if (SecureAdmin.Util.isEnabled(secureAdmin)) {
    if ((newpassword == null) || (newpassword.isEmpty())) {
      report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str"));
      report.setActionExitCode(ActionReport.ExitCode.FAILURE);
      return;
    }
  }
  List<Config> configList=configs.getConfig();
  Config config=configList.get(0);
  SecurityService securityService=config.getSecurityService();
  AuthRealm fileAuthRealm=null;
  for (  AuthRealm authRealm : securityService.getAuthRealm()) {
    if (authRealm.getName().equals(adminService.getAuthRealmName())) {
      fileAuthRealm=authRealm;
      break;
    }
  }
  if (fileAuthRealm == null) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str" + "String_Node_Str"));
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    return;
  }
  String fileRealmClassName=fileAuthRealm.getClassname();
  if (fileRealmClassName != null && !fileRealmClassName.equals("String_Node_Str")) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str"));
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    return;
  }
  String keyFile=null;
  for (  Property fileProp : fileAuthRealm.getProperty()) {
    if (fileProp.getName().equals("String_Node_Str"))     keyFile=fileProp.getValue();
  }
  if (keyFile == null) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str"));
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    return;
  }
  FileRealm fr=null;
  try {
    realmsManager.createRealms(config);
    fr=(FileRealm)realmsManager.getFromLoadedRealms(config.getName(),fileAuthRealm.getName());
    if (fr == null) {
      throw new NoSuchRealmException(fileAuthRealm.getName());
    }
  }
 catch (  NoSuchRealmException e) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str") + "String_Node_Str" + e.getLocalizedMessage());
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    report.setFailureCause(e);
    return;
  }
  try {
    Enumeration en=fr.getGroupNames(userName);
    int size=0;
    while (en.hasMoreElements()) {
      size++;
      en.nextElement();
    }
    String[] groups=new String[size];
    en=fr.getGroupNames(userName);
    for (int i=0; i < size; i++) {
      groups[i]=(String)en.nextElement();
    }
    fr.updateUser(userName,userName,newpassword.toCharArray(),groups);
    fr.writeKeyFile(keyFile);
    report.setActionExitCode(ActionReport.ExitCode.SUCCESS);
  }
 catch (  Exception e) {
    report.setMessage(localStrings.getLocalString("String_Node_Str","String_Node_Str",userName) + "String_Node_Str" + e.getLocalizedMessage());
    report.setActionExitCode(ActionReport.ExitCode.FAILURE);
    report.setFailureCause(e);
  }
}