CVE-2021-40454

Rich Text Edit Control Information Disclosure Vulnerability
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
microsoft365_apps
-
microsoft365_apps
-
microsoftwindows_10
-
microsoftwindows_10
-
microsoftwindows_11
-
microsoftwindows_11
-
microsoftwindows_8.1
-
microsoftwindows_8.1
-
microsoftwindows_rt_8.1
-
microsoftwindows_server_2012
-
microsoftwindows_server_2016
-
microsoftwindows_server_2019
-
microsoftwindows_server_2022
*
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
(x64, x86)
KB5006675
1607 (x64, x86)
KB5006669
1809 (arm64, x64, x86)
KB5006672
1909 (arm64, x64, x86)
KB5006667
2004 (arm64, x64, x86)
KB5006670
20H2 (arm64, x86)
KB5006670
21H1 (arm64, x64, x86)
KB5006670
Windows 11
21H2 (arm64, x64)
KB5006674
Windows 8.1
(x64, x86)
KB5006714
Windows RT 8.1
All
KB5006714
Windows Server
2004 Server Core
KB5006670
20H2 Server Core
KB5006670
Windows Server 2012
Server Core
KB5006739
Standard
KB5006739
Windows Server 2012 R2
Server Core
KB5006714
Standard
KB5006714
Windows Server 2016
Server Core
KB5006669
Standard
KB5006669
Windows Server 2019
Server Core
KB5006672
Standard
KB5006672
Windows Server 2022
Server Core
KB5006699
Standard
KB5006699
Common Weakness Enumeration
References
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40454
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40454