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CVE-2025-27469

Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 10.0.10240.20978, 10.0.14393.7969, 10.0.17763.7136, 10.0.19044.5737, 10.0.19045.5737, and 9 more
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: yes
  • Technical impact: partial

Summary

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

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: yes · Technical impact: partial

  3. Record last updated

Affected versions

  • Microsoft Windows 10 Version 1507

    From 10.0.10240.0 · fixed in 10.0.10240.20978

  • Microsoft Windows 10 Version 1607

    From 10.0.14393.0 · fixed in 10.0.14393.7969

  • Microsoft Windows 10 Version 1809

    From 10.0.17763.0 · fixed in 10.0.17763.7136

  • Microsoft Windows 10 Version 21H2

    From 10.0.19044.0 · fixed in 10.0.19044.5737

  • Microsoft Windows 10 Version 22H2

    From 10.0.19045.0 · fixed in 10.0.19045.5737

  • Microsoft Windows 11 version 22H2

    From 10.0.22621.0 · fixed in 10.0.22621.5189

  • Microsoft Windows 11 version 22H3

    From 10.0.22631.0 · fixed in 10.0.22631.5189

  • Microsoft Windows 11 Version 23H2

    From 10.0.22631.0 · fixed in 10.0.22631.5189

  • Microsoft Windows 11 Version 24H2

    From 10.0.26100.0 · fixed in 10.0.26100.3775

  • Microsoft Windows Server 2008 R2 Service Pack 1

    From 6.1.7601.0 · fixed in 6.1.7601.27670

  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)

    From 6.1.7601.0 · fixed in 6.1.7601.27670

  • Microsoft Windows Server 2008 Service Pack 2

    From 6.0.6003.0 · fixed in 6.0.6003.23220

  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)

    From 6.0.6003.0 · fixed in 6.0.6003.23220

  • Microsoft Windows Server 2012

    From 6.2.9200.0 · fixed in 6.2.9200.25423

  • Microsoft Windows Server 2012 (Server Core installation)

    From 6.2.9200.0 · fixed in 6.2.9200.25423

  • Microsoft Windows Server 2012 R2

    From 6.3.9600.0 · fixed in 6.3.9600.22523

  • Microsoft Windows Server 2012 R2 (Server Core installation)

    From 6.3.9600.0 · fixed in 6.3.9600.22523

  • Microsoft Windows Server 2016

    From 10.0.14393.0 · fixed in 10.0.14393.7969

  • Microsoft Windows Server 2016 (Server Core installation)

    From 10.0.14393.0 · fixed in 10.0.14393.7969

  • Microsoft Windows Server 2019

    From 10.0.17763.0 · fixed in 10.0.17763.7136

  • Microsoft Windows Server 2019 (Server Core installation)

    From 10.0.17763.0 · fixed in 10.0.17763.7136

  • Microsoft Windows Server 2022

    From 10.0.20348.0 · fixed in 10.0.20348.3453

  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

    From 10.0.25398.0 · fixed in 10.0.25398.1551

  • Microsoft Windows Server 2025

    From 10.0.26100.0 · fixed in 10.0.26100.3775

  • Microsoft Windows Server 2025 (Server Core installation)

    From 10.0.26100.0 · fixed in 10.0.26100.3775

References 1

msrc.microsoft.com