Description
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.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
E
Physical
RL
O
RC
Changed
Affected products
- Microsoft / Windows 101903 – 1903
- Microsoft / windows_10_1607
- Microsoft / windows_10_1607
- Microsoft / windows_10_1809
- Microsoft / windows_10_1809
- Microsoft / windows_10_1809
- Microsoft / windows_10_1909
- Microsoft / windows_10_1909
- Microsoft / Windows 7
- Microsoft / Windows 7
- Microsoft / Windows 8.1
- Microsoft / Windows 8.1
- Microsoft / windows_rt_8.1
- Microsoft / windows_server_1903
- Microsoft / windows_server_1909
- Microsoft / windows_server_2004
- Microsoft / windows_server_2008_R2
- Microsoft / windows_server_2008_sp2
- Microsoft / windows_server_2008_sp2
- Microsoft / Windows Server 2012
- Microsoft / Windows Server 2012 R2
- Microsoft / Windows Server 2016
- Microsoft / Windows Server 2019