CVE-2025-48802

EUVD-2025-20601
Improper certificate validation in Windows SMB allows an authorized attacker to perform spoofing over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
microsoftCNA
6.5 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_11_22h2
𝑥
< 10.0.22621.5624
microsoftwindows_11_23h2
𝑥
< 10.0.22631.5624
microsoftwindows_server_2022
𝑥
< 10.0.20348.3932
microsoftwindows_server_2022_23h2
𝑥
< 10.0.25398.1732
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 11
22H2 (arm64, x64)
KB5062552
23H2 (arm64, x64)
KB5062552
Windows Server 2022
23H2 Server Core
KB5062570
Server Core
KB5062572
Standard
KB5062572
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-48802