Update external/source/exploits/CVE-2023-0386/exploit.c

Avoid recursively delete files indiscriminate.

Co-authored-by: bcoles <[email protected]>

Author: Takahiro-Yoko

external/source/exploits/CVE-2023-0386/exploit.c

@@ -150,7 +150,7 @@ void preps()
     char buf[4096];
     if (mkdir(DIR_BASE, 0777))
         perror("mkdir");
-    sprintf(buf, "rm -rf %s/*", DIR_BASE);
+    sprintf(buf, "rm -rf '%s/*'", DIR_BASE);
     system(buf);
     if (mkdir(DIR_LOWER, 0777))
         perror("mkdir");