CVE-2020-1467 CRITICAL

CVE-2020-1467: Windows Hard Link Elevation of Privilege Vulnerability

Vendor Microsoft
Product Windows 10 Version 1809
Published August 17, 2020
Last update August 4, 2024

CVSS base score

10.0/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

An elevation of privilege vulnerability exists when Windows improperly handles hard links. An attacker who successfully exploited this vulnerability could overwrite a targeted file leading to an elevated status. To exploit this vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted application that could exploit the vulnerability and take control of an affected system. The security update addresses the vulnerability by correcting how Windows handles hard links.

Key dates

02Disclosure timeline

August 17, 2020 CVE published
August 4, 2024 Record updated