CVE-2020-1467 Windows Hard Link Elevation of Privilege Vulnerability
An attacker with local access can exploit improper hard link handling to overwrite files and gain elevated privileges on Windows systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-1467?
CVE-2020-1467 is a critical vulnerability in Microsoft Windows 10, published on 17 Aug 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Which versions are affected by CVE-2020-1467?
It affects 8 products.
Products include Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012 and 2 more.
How do I fix CVE-2020-1467?
No fix has been published for CVE-2020-1467 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-1467 being exploited?
There is no known exploitation of CVE-2020-1467 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows 10
- CVE-2015-2426 Microsoft Windows Adobe Type Manager Library Remote Code Execution
- CVE-2015-1769 Microsoft Windows Mount Manager Privilege Escalation
- CVE-2021-26424 Windows TCP/IP Remote Code Execution Vulnerability
- CVE-2021-28476 Windows Hyper-V Remote Code Execution Vulnerability
- CVE-2021-26867 Windows Hyper-V Remote Code Execution Vulnerability
Sources
Also known as GHSA-8495-5w8h-83c5.