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Description

Uncontrolled resource consumption in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.

PUBLISHED Reserved 2025-02-26 | Published 2025-04-08 | Updated 2026-02-13 | Assigner microsoft




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Problem types

CWE-400: Uncontrolled Resource Consumption

Product status

10.0.10240.0 (custom) before 10.0.10240.20978
affected

10.0.14393.0 (custom) before 10.0.14393.7969
affected

10.0.17763.0 (custom) before 10.0.17763.7136
affected

10.0.19044.0 (custom) before 10.0.19044.5737
affected

10.0.19045.0 (custom) before 10.0.19045.5737
affected

10.0.22621.0 (custom) before 10.0.22621.5189
affected

10.0.22631.0 (custom) before 10.0.22631.5189
affected

10.0.22631.0 (custom) before 10.0.22631.5189
affected

10.0.26100.0 (custom) before 10.0.26100.3775
affected

6.1.7601.0 (custom) before 6.1.7601.27670
affected

6.1.7601.0 (custom) before 6.1.7601.27670
affected

6.0.6003.0 (custom) before 6.0.6003.23220
affected

6.0.6003.0 (custom) before 6.0.6003.23220
affected

6.2.9200.0 (custom) before 6.2.9200.25423
affected

6.2.9200.0 (custom) before 6.2.9200.25423
affected

6.3.9600.0 (custom) before 6.3.9600.22523
affected

6.3.9600.0 (custom) before 6.3.9600.22523
affected

10.0.14393.0 (custom) before 10.0.14393.7969
affected

10.0.14393.0 (custom) before 10.0.14393.7969
affected

10.0.17763.0 (custom) before 10.0.17763.7136
affected

10.0.17763.0 (custom) before 10.0.17763.7136
affected

10.0.20348.0 (custom) before 10.0.20348.3453
affected

10.0.25398.0 (custom) before 10.0.25398.1551
affected

10.0.26100.0 (custom) before 10.0.26100.3775
affected

10.0.26100.0 (custom) before 10.0.26100.3775
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27469 (Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability) vendor-advisory patch

cve.org (CVE-2025-27469)

nvd.nist.gov (CVE-2025-27469)

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