CVE-2020-0753

HIGH

Windows Error Reporting - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2020-0753. PoCs published by afang5472, VikasVarshney.

AI-analyzed exploit summary This repository contains a proof-of-concept exploit for CVE-2020-0753, which involves hardlink and oplock manipulation to achieve local privilege escalation on Windows systems. The code includes utilities for creating hardlinks, setting oplocks, and triggering the vulnerability.

Description

An elevation of privilege vulnerability exists in Windows Error Reporting (WER) when WER handles and executes files, aka 'Windows Error Reporting Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0754.

Exploits (2)

nomisec WORKING POC 15 stars
by afang5472 · poc
https://github.com/afang5472/CVE-2020-0753-and-CVE-2020-0754

This repository contains a proof-of-concept exploit for CVE-2020-0753, which involves hardlink and oplock manipulation to achieve local privilege escalation on Windows systems. The code includes utilities for creating hardlinks, setting oplocks, and triggering the vulnerability.

Classification
Working Poc 90%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Windows 10 (specific versions affected by CVE-2020-0753)
Auth required
Prerequisites: Local access to the target system · Ability to create hardlinks and manipulate file locks
devstral-2 · analyzed Feb 16, 2026 Full analysis →
nomisec WORKING POC 6 stars
by VikasVarshney · poc
https://github.com/VikasVarshney/CVE-2020-0753-and-CVE-2020-0754

This repository contains a proof-of-concept exploit for CVE-2020-0753, which involves hardlink attacks in Windows. The code demonstrates how to create hardlinks and manipulate file operations to exploit the vulnerability.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Windows 10
Auth required
Prerequisites: Local access to the system · Administrative privileges to create hardlinks
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.1851
EPSS Percentile 95.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (18)
microsoft/windows_10
microsoft/windows_10 1607
microsoft/windows_10 1709
microsoft/windows_10 1803
microsoft/windows_10 1809
microsoft/windows_10 1903
microsoft/windows_7
microsoft/windows_8.1
microsoft/windows_rt_8.1
microsoft/windows_server_2008
... and 8 more
Published Feb 11, 2020
Tracked Since Feb 18, 2026