Buffer overflow in Microsoft Windows and Windows Server - CVE-2020-16894

 

Buffer overflow in Microsoft Windows and Windows Server - CVE-2020-16894

Published: October 13, 2020


Vulnerability identifier: #VU47604
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-16894
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error when Windows Network Address Translation (NAT) fails to properly handle UDP traffic. A remote authenticated attacker can use a specially crafted application, trigger memory corruption and cause a denial of service condition on the target system.


Affected software

Microsoft Windows
Windows Server

How to mitigate CVE-2020-16894

Install updates from vendor's website.


External References

Related Security Bulletins