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Fencer Vulns
medium 5.9

CVE-2025-29954 json

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

published 2025-05-13 17 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-14422

cvss
5.9
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 74%
public exploits
0
none known

Summary

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

Patch / fix

  • Microsoft Windows 10 Version 1507 10.0.10240.21014
  • Microsoft Windows 10 Version 1607 10.0.14393.8066
  • Microsoft Windows 10 Version 1809 10.0.17763.7314
  • Microsoft Windows 10 Version 21H2 10.0.19044.5854
  • Microsoft Windows 10 Version 22H2 10.0.19045.5854
  • Microsoft Windows 11 version 22H2 10.0.22621.5335
  • Microsoft Windows 11 version 22H3 10.0.22631.5335
  • Microsoft Windows 11 Version 23H2 10.0.22631.5335
  • Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.27729
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.27729
  • Microsoft Windows Server 2008 Service Pack 2 6.0.6003.23279
  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.23279
  • Microsoft Windows Server 2012 6.2.9200.25475
  • Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.25475
  • Microsoft Windows Server 2012 R2 6.3.9600.22577
  • Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.22577
  • Microsoft Windows Server 2016 10.0.14393.8066
  • Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.8066
  • Microsoft Windows Server 2019 10.0.17763.7314
  • Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.7314
  • Microsoft Windows Server 2022 10.0.20348.3692
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.1611

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
17 mo ago

Exploit prediction

1.47% chance of exploitation in the next 30 days, higher than 74% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
CNA 3.1 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

  • Microsoft Windows 10 Version 1507
  • Microsoft Windows 10 Version 1607
  • Microsoft Windows 10 Version 1809
  • Microsoft Windows 10 Version 21H2
  • Microsoft Windows 10 Version 22H2
  • Microsoft Windows 11 version 22H2
  • Microsoft Windows 11 version 22H3
  • Microsoft Windows 11 Version 23H2
  • Microsoft Windows Server 2008 R2 Service Pack 1
  • Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
  • Microsoft Windows Server 2008 Service Pack 2
  • Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 (Server Core installation)
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2012 R2 (Server Core installation)
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2016 (Server Core installation)
  • Microsoft Windows Server 2019
  • Microsoft Windows Server 2019 (Server Core installation)
  • Microsoft Windows Server 2022
  • Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption
  • CWE-770 Allocation of Resources Without Limits or Throttling

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.