CVE-2025-21174

Windows Standards-Based Storage Management Service Denial of Service Vulnerability

HIGH 7.5

At a glance

Source: NVD
EPSS: EPSS 2.14 % · percentile 82 (2026-10-28)
State: PUBLISHED
Published: 2025-04-08 17:23 UTC
Updated: 2026-08-10 15:12 UTC
Assigner: microsoft
NVD status: Analyzed

Description

Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.

Weaknesses (CWE)

CWE-400 — Uncontrolled Resource Consumption

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21174

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C	microsoft
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · secure@microsoft.com (Secondary)

European references

ENISA EUVD · EUVD-2025-10243
GCVE · GCVE-0-2025-21174

CERT-FR advisories

CERTFR-2025-AVI-0288 — Multiples vulnérabilités dans Microsoft Windows · cert.ssi.gouv.fr

Affected configurations (NVD CPE)

cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* < 10.0.14393.7969
cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* < 10.0.17763.7136
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* < 10.0.20348.3453
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* < 10.0.26100.3775

Affected products

Product	Versions
Microsoft · Windows Server 2012 R2	affected 6.3.9600.0 < 6.3.9600.22523
Microsoft · Windows Server 2012 R2 (Server Core installation)	affected 6.3.9600.0 < 6.3.9600.22523
Microsoft · Windows Server 2016	affected 10.0.14393.0 < 10.0.14393.7969
Microsoft · Windows Server 2016 (Server Core installation)	affected 10.0.14393.0 < 10.0.14393.7969
Microsoft · Windows Server 2019	affected 10.0.17763.0 < 10.0.17763.7136
Microsoft · Windows Server 2019 (Server Core installation)	affected 10.0.17763.0 < 10.0.17763.7136
Microsoft · Windows Server 2022	affected 10.0.20348.0 < 10.0.20348.3453
Microsoft · Windows Server 2025	affected 10.0.26100.0 < 10.0.26100.3775
Microsoft · Windows Server 2025 (Server Core installation)	affected 10.0.26100.0 < 10.0.26100.3775

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD