Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
CVSS Details
CVSS Score
7.8
Severity
HIGH
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Configurations (Affected Products)
No configuration data available.
Windows Desktop Window Manager (DWM)
PoC / Exploit Code
⚠ For Security Research Only
The following code is for security research and authorized testing only.
python
// Conceptual PoC for Use-After-Free in DWM
// Note: This is a generic template as specific exploit details are not disclosed.
#include <windows.h>
void TriggerUAF() {
// 1. Allocate and manipulate object in DWM
HANDLE hDwm = CreateFile(...);
// 2. Trigger the free operation via specific IOCTL or message
DeviceIoControl(hDwm, IOCTL_VULN_FREE, ...);
// 3. Reallocate the memory with controlled data (Heap Spray)
SprayHeap(0x41414141);
// 4. Trigger the use-after-free to execute code
DeviceIoControl(hDwm, IOCTL_VULN_USE, ...);
}
int main() {
TriggerUAF();
return 0;
}