CVE-2025-21248 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
NIST	Primary	8.8 HIGH	NETWORK	LOW	NONE	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
microsoft	CNA	8.8 HIGH				CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Base Score

CVSS 3.x

EPSS Score

Percentile: 78%

Affected Products (NVD)

Vendor	Product	Version
microsoft	windows_10_1507	𝑥 < 10.0.10240.20890
microsoft	windows_10_1507	𝑥 < 10.0.10240.20890
microsoft	windows_10_1607	𝑥 < 10.0.14393.7699
microsoft	windows_10_1607	𝑥 < 10.0.14393.7699
microsoft	windows_10_1809	𝑥 < 10.0.17763.6775
microsoft	windows_10_1809	𝑥 < 10.0.17763.6775
microsoft	windows_10_21h2	𝑥 < 10.0.19044.5371
microsoft	windows_10_22h2	𝑥 < 10.0.19045.5371
microsoft	windows_11_22h2	𝑥 < 10.0.22621.4751
microsoft	windows_11_23h2	𝑥 < 10.0.22631.4751
microsoft	windows_11_24h2	𝑥 < 10.0.26100.2894
microsoft	windows_server_2016	𝑥 < 10.0.14393.7699
microsoft	windows_server_2019	𝑥 < 10.0.17763.6775
microsoft	windows_server_2022	𝑥 < 10.0.20348.3091
microsoft	windows_server_2022_23h2	𝑥 < 10.0.25398.1369
microsoft	windows_server_2025	𝑥 < 10.0.26100.2894

𝑥

= Vulnerable software versions

Windows Releases

Platform

Version

Windows 10

(x64, x86)	KB5050013
1607 (x64, x86)	KB5049993
1809 (x64, x86)	KB5050008
21H2 (arm64, x64, x86)	KB5049981
22H2 (arm64, x64, x86)	KB5049981

Windows 11

22H2 (arm64, x64)	KB5050021
23H2 (arm64, x64)	KB5050021
24H2 (arm64, x64)	KB5050009

Windows Server 2016

Server Core	KB5049993
Standard	KB5049993

Windows Server 2019

Server Core	KB5050008
Standard	KB5050008

Windows Server 2022

23H2 Server Core	KB5049984
Server Core	KB5049983
Standard	KB5049983

Windows Server 2025

Server Core	KB5050009
Standard	KB5050009

Common Weakness Enumeration

CWE-122 - Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21248