CVE-2020-16922 Windows Spoofing Vulnerability
Attackers can bypass Windows security features to load improperly signed files due to incorrect signature validation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2020-16922?
CVE-2020-16922 is a medium-severity vulnerability in Microsoft Windows 10, published on 16 Oct 2020. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
<p>A spoofing vulnerability exists when Windows incorrectly validates file signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed files.</p> <p>In an attack scenario, an attacker could bypass security features intended to prevent improperly signed files from being loaded.</p> <p>The update addresses the vulnerability by correcting how Windows validates file signatures.</p>
Weakness: CWE-347
Which versions are affected by CVE-2020-16922?
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-2020-16922?
No fix has been published for CVE-2020-16922 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-16922 being exploited?
There is no known exploitation of CVE-2020-16922 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-2020-1467 Windows Hard Link Elevation of Privilege Vulnerability
- CVE-2021-26424 Windows TCP/IP Remote Code Execution Vulnerability
- CVE-2021-28476 Windows Hyper-V Remote Code Execution Vulnerability
Sources
Also known as GHSA-pv24-75cx-c5m2.