Script `http-vuln-cve2014-8877`

Script types: portrule
Categories: vuln, intrusive, exploit
Download: https://svn.nmap.org/nmap/scripts/http-vuln-cve2014-8877.nse

Script Summary

Exploits a remote code injection vulnerability (CVE-2014-8877) in Wordpress CM Download Manager plugin. Versions <= 2.0.0 are known to be affected.

CM Download Manager plugin does not correctly sanitise the user input which allows remote attackers to execute arbitrary PHP code via the CMDsearch parameter to cmdownloads/, which is processed by the PHP 'create_function' function.

The script injects PHP system() function into the vulnerable target in order to execute specified shell command.

Script Arguments

http-vuln-cve2014-8877.cmd: Command to execute. Default: nil
http-vuln-cve2014-8877.uri: Wordpress root directory on the website. Default: /
slaxml.debug: See the documentation for the slaxml library.
http.host, http.max-body-size, http.max-cache-size, http.max-pipeline, http.pipeline, http.truncated-ok, http.useragent: See the documentation for the http library.
vulns.short, vulns.showall: See the documentation for the vulns library.
smbdomain, smbhash, smbnoguest, smbpassword, smbtype, smbusername: See the documentation for the smbauth library.

Example Usage

nmap --script http-vuln-cve2014-8877 --script-args http-vuln-cve2014-8877.cmd="whoami",http-vuln-cve2014-8877.uri="/wordpress" <target>
nmap --script http-vuln-cve2014-8877 <target>

Script Output

PORT   STATE SERVICE REASON
80/tcp open  http    syn-ack
| http-vuln-cve2014-8877:
|   VULNERABLE:
|   Code Injection in Wordpress CM Download Manager plugin
|     State: VULNERABLE (Exploitable)
|     IDs:  CVE:CVE-2014-8877
|       CM Download Manager plugin does not correctly sanitise the user input
|       which allows remote attackers to execute arbitrary PHP code via the
|       CMDsearch parameter to cmdownloads/, which is processed by the PHP
|       'create_function' function.
|
|     Disclosure date: 2014-11-14
|     Exploit results:
|       Linux debian 3.2.0-4-amd64 #1 SMP Debian 3.2.51-1 x86_64 GNU/Linux
|     References:
|_      https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-8877

Requires

Author:

Mariusz Ziulek <mzet()owasp org>