CVE-2021-28443
Windows Console Driver Denial of Service Vulnerability
MEDIUM
5.5
CVSS Score
Published: April 13, 2021 at 07:33 PM UTC
Updated: June 17, 2026 at 03:46 AM UTC
18 products affected across 1 vendorWindows Server 2016Windows Server 2019Windows Server 2012
Using Windows 10 Version 1803 by Microsoft?
Get instant alerts when new vulnerabilities affect Windows 10 Version 1803 - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.5
Exploit prediction
EPSS 0.6%
Description
Windows Console Driver Denial of Service Vulnerability
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
6.3.0 ≤ v < publication6.3.0
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
All versions
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
10.0.0 ≤ v < publication10.0.0
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
10.0.0 ≤ v < publication10.0.0
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
10.0.0 ≤ v < publication10.0.0
Affected range stops below publication, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28443CVSS
5.5MEDIUMmicrosoft
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card