← Back

CVE-2021-31956

nvd nist
Published: Jun 8, 2021Modified: Jan 13, 2026CISA KEV

JSON object

Loading...
7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD (Secondary)

Description

Windows NTFS Elevation of Privilege Vulnerability

Affected (18)

Microsoft
16 products
Windows 10 1507
Windows 10 1607
Windows 10 1809
Windows 10 1909
Windows 10 2004
Windows 10 20h2
Windows 10 21h1
Windows 7
Windows 8.1
Windows Rt 8.1
Windows Server 2004
Windows Server 2008
Windows Server 2012
Windows Server 2016
Windows Server 2019
Windows Server 20h2
Configuration A
18 vulnerable
Vulnerable SoftwareAffected Versions
Windows 10 1507
Before 10.0.10240.18967
Windows 10 1607
Before 10.0.14393.4467
Windows 10 1809
Before 10.0.17763.1999
Windows 10 1909
Before 10.0.18363.1621
Windows 10 2004
Before 10.0.19041.1052
Windows 10 20h2
Before 10.0.19042.1052
Windows 10 21h1
Before 10.0.19043.1052
Windows 7
All versions
Windows 8.1
All versions
Windows Rt 8.1
All versions
Windows Server 2004
Before 10.0.19041.1052
Microsoft
Windows Server 2008
Version r2 sp1
Windows Server 2008
Version sp2
Microsoft
Windows Server 2012
All versions
Windows Server 2012
Version r2
Windows Server 2016
Before 10.0.14393.4467
Windows Server 2019
Before 10.0.17763.1999
Windows Server 20h2
Before 10.0.19042.1052

Related CWEs

CWE-191
Integer Underflow (Wrap or Wraparound)
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

References (3)

Source: secure@microsoft.com
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
US Government Resource

Timeline

No history available yet.