Program: 84358
Project: 84358
Buggy source:
private void checkFilePath(String path,final boolean readOnly){
  path=new File(path).getAbsolutePath();
  if (isCallerScript()) {
    if (!path.startsWith(GlobalConfiguration.Paths.getScriptCacheDirectory())) {
      boolean fail=true;
      if (!GlobalConfiguration.RUNNING_FROM_JAR) {
        String check=new File(GlobalConfiguration.Paths.ROOT).getAbsolutePath();
        try {
          check=new File(check).getCanonicalPath();
        }
 catch (        final IOException ignored) {
        }
        fail=!path.startsWith(check);
      }
 else {
        final String check=new File(GlobalConfiguration.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getAbsolutePath();
        if (readOnly && path.equals(check)) {
          fail=false;
        }
      }
      for (      final String prefix : new String[]{GlobalConfiguration.Paths.getScreenshotsDirectory(),GlobalConfiguration.Paths.getScriptsDirectory(),GlobalConfiguration.Paths.getWebCache()}) {
        if (path.startsWith(prefix)) {
          fail=false;
          break;
        }
      }
      final String jre=System.getProperty("String_Node_Str");
      if (readOnly && jre != null && !jre.isEmpty() && path.startsWith(jre)) {
        fail=false;
      }
      if (GlobalConfiguration.getCurrentOperatingSystem() == OperatingSystem.WINDOWS) {
        final String sysroot=System.getenv("String_Node_Str");
        if (readOnly && sysroot != null & !sysroot.isEmpty() && path.startsWith(sysroot)) {
          fail=false;
        }
      }
      if (fail) {
        throw new SecurityException();
      }
    }
  }
  if (path.equalsIgnoreCase(new File(GlobalConfiguration.Paths.getAccountsFile()).getAbsolutePath())) {
    for (    final StackTraceElement s : Thread.currentThread().getStackTrace()) {
      final String name=s.getClassName();
      if (name.equals(AccountStore.class.getName())) {
        return;
      }
    }
    throw new SecurityException();
  }
}

Fixed version (ground truth):
private void checkFilePath(String path,final boolean readOnly){
  path=new File(path).getAbsolutePath();
  if (isCallerScript()) {
    if (!path.startsWith(GlobalConfiguration.Paths.getScriptCacheDirectory())) {
      boolean fail=true;
      if (!GlobalConfiguration.RUNNING_FROM_JAR) {
        String check=new File(GlobalConfiguration.Paths.ROOT).getAbsolutePath();
        try {
          check=new File(check).getCanonicalPath();
        }
 catch (        final IOException ignored) {
        }
        fail=!path.startsWith(check);
      }
 else {
        final String check=new File(GlobalConfiguration.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getAbsolutePath();
        if (readOnly && path.equals(check)) {
          fail=false;
        }
      }
      for (      final String prefix : new String[]{GlobalConfiguration.Paths.getScreenshotsDirectory(),GlobalConfiguration.Paths.getScriptsDirectory(),GlobalConfiguration.Paths.getWebDatabase()}) {
        if (path.startsWith(prefix)) {
          fail=false;
          break;
        }
      }
      final String jre=System.getProperty("String_Node_Str");
      if (readOnly && jre != null && !jre.isEmpty() && path.startsWith(jre)) {
        fail=false;
      }
      if (GlobalConfiguration.getCurrentOperatingSystem() == OperatingSystem.WINDOWS) {
        final String sysroot=System.getenv("String_Node_Str");
        if (readOnly && sysroot != null & !sysroot.isEmpty() && path.startsWith(sysroot)) {
          fail=false;
        }
      }
      if (fail) {
        throw new SecurityException();
      }
    }
  }
  if (path.equalsIgnoreCase(new File(GlobalConfiguration.Paths.getAccountsFile()).getAbsolutePath())) {
    for (    final StackTraceElement s : Thread.currentThread().getStackTrace()) {
      final String name=s.getClassName();
      if (name.equals(AccountStore.class.getName())) {
        return;
      }
    }
    throw new SecurityException();
  }
}