CVE-2024-49113

highpriority · track · 39EPSS 0.838 · 100 %ileexploit · PoCDEEUNLRUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

6 exploits · PoC

Likely / severe?

83.8% (100th) EPSS

CVSS 7.5 · high

Is it mine?

212 products

Check your exposure

Who says so?

6 sources

cnnvd · enisa_euvd · fstec_bdu · cert_bund

EPSS · scored 2026-10-26

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

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedWindows 10 Version 1607 for 32-bit Systemsmsrc_csaf
10.0.14393.7606:Security Update:https://support.microsoft.com/help/5048671
https://support.microsoft.com/help/5048671
FixedWindows 10 Version 1607 for x64-based Systemsmsrc_csaf
10.0.14393.7606:Security Update:https://support.microsoft.com/help/5048671
https://support.microsoft.com/help/5048671
FixedWindows 10 Version 1809 for 32-bit Systemsmsrc_csaf
10.0.17763.6659:Security Update:https://support.microsoft.com/help/5048661
https://support.microsoft.com/help/5048661
FixedWindows 10 Version 1809 for x64-based Systemsmsrc_csaf
10.0.17763.6659:Security Update:https://support.microsoft.com/help/5048661
https://support.microsoft.com/help/5048661
FixedWindows 10 Version 21H2 for 32-bit Systemsmsrc_csaf
10.0.19044.5247:Security Update:https://support.microsoft.com/help/5048652
https://support.microsoft.com/help/5048652
FixedWindows 10 Version 21H2 for ARM64-based Systemsmsrc_csaf
10.0.19044.5247:Security Update:https://support.microsoft.com/help/5048652
https://support.microsoft.com/help/5048652
FixedWindows 10 Version 21H2 for x64-based Systemsmsrc_csaf
10.0.19044.5247:Security Update:https://support.microsoft.com/help/5048652
https://support.microsoft.com/help/5048652
FixedWindows 10 Version 22H2 for 32-bit Systemsmsrc_csaf
10.0.19045.5247:Security Update:https://support.microsoft.com/help/5048652
https://support.microsoft.com/help/5048652
FixedWindows 10 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.19045.5247:Security Update:https://support.microsoft.com/help/5048652
https://support.microsoft.com/help/5048652
FixedWindows 10 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.19045.5247:Security Update:https://support.microsoft.com/help/5048652
https://support.microsoft.com/help/5048652
FixedWindows 10 for 32-bit Systemsmsrc_csaf
10.0.10240.20857:Security Update:https://support.microsoft.com/help/5048703
https://support.microsoft.com/help/5048703
FixedWindows 10 for x64-based Systemsmsrc_csaf
10.0.10240.20857:Security Update:https://support.microsoft.com/help/5048703
https://support.microsoft.com/help/5048703
FixedWindows 11 Version 22H2 for ARM64-based Systemsmsrc_csaf
10.0.22621.4602:Security Update:https://support.microsoft.com/help/5048685
https://support.microsoft.com/help/5048685
FixedWindows 11 Version 22H2 for x64-based Systemsmsrc_csaf
10.0.22621.4602:Security Update:https://support.microsoft.com/help/5048685
https://support.microsoft.com/help/5048685
FixedWindows 11 Version 23H2 for ARM64-based Systemsmsrc_csaf
10.0.22631.4602:Security Update:https://support.microsoft.com/help/5048685
https://support.microsoft.com/help/5048685
FixedWindows 11 Version 23H2 for x64-based Systemsmsrc_csaf
10.0.22631.4602:Security Update:https://support.microsoft.com/help/5048685
https://support.microsoft.com/help/5048685
FixedWindows 11 Version 24H2 for ARM64-based Systemsmsrc_csaf
10.0.26100.2605:Security Update:https://support.microsoft.com/help/5048667
https://support.microsoft.com/help/5048667
FixedWindows 11 Version 24H2 for x64-based Systemsmsrc_csaf
10.0.26100.2605:Security Update:https://support.microsoft.com/help/5048667
https://support.microsoft.com/help/5048667
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1msrc_csaf
6.1.7601.27467:Security Only:https://support.microsoft.com/help/5048676
https://support.microsoft.com/help/5048676
FixedWindows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)msrc_csaf
6.1.7601.27467:Security Only:https://support.microsoft.com/help/5048676
https://support.microsoft.com/help/5048676
FixedWindows Server 2008 for 32-bit Systems Service Pack 2msrc_csaf
6.0.6003.23016:Monthly Rollup:https://support.microsoft.com/help/5048710
https://support.microsoft.com/help/5048710
FixedWindows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.23016:Monthly Rollup:https://support.microsoft.com/help/5048710
https://support.microsoft.com/help/5048710
FixedWindows Server 2008 for x64-based Systems Service Pack 2msrc_csaf
6.0.6003.23016:Monthly Rollup:https://support.microsoft.com/help/5048710
https://support.microsoft.com/help/5048710
FixedWindows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)msrc_csaf
6.0.6003.23016:Monthly Rollup:https://support.microsoft.com/help/5048710
https://support.microsoft.com/help/5048710
FixedWindows Server 2012msrc_csaf
6.2.9200.25222:Monthly Rollup:https://support.microsoft.com/help/5048699
https://support.microsoft.com/help/5048699
FixedWindows Server 2012 (Server Core installation)msrc_csaf
6.2.9200.25222:Monthly Rollup:https://support.microsoft.com/help/5048699
https://support.microsoft.com/help/5048699
FixedWindows Server 2012 R2msrc_csaf
6.3.9600.22318:Monthly Rollup:https://support.microsoft.com/help/5048735
https://support.microsoft.com/help/5048735
FixedWindows Server 2012 R2 (Server Core installation)msrc_csaf
6.3.9600.22318:Monthly Rollup:https://support.microsoft.com/help/5048735
https://support.microsoft.com/help/5048735
FixedWindows Server 2016msrc_csaf
10.0.14393.7606:Security Update:https://support.microsoft.com/help/5048671
https://support.microsoft.com/help/5048671
FixedWindows Server 2016 (Server Core installation)msrc_csaf
10.0.14393.7606:Security Update:https://support.microsoft.com/help/5048671
https://support.microsoft.com/help/5048671
FixedWindows Server 2019msrc_csaf
10.0.17763.6659:Security Update:https://support.microsoft.com/help/5048661
https://support.microsoft.com/help/5048661
FixedWindows Server 2019 (Server Core installation)msrc_csaf
10.0.17763.6659:Security Update:https://support.microsoft.com/help/5048661
https://support.microsoft.com/help/5048661
FixedWindows Server 2022msrc_csaf
10.0.20348.2966:Security Update:https://support.microsoft.com/help/5048654
https://support.microsoft.com/help/5048654
FixedWindows Server 2022 (Server Core installation)msrc_csaf
10.0.20348.2966:Security Update:https://support.microsoft.com/help/5048654
https://support.microsoft.com/help/5048654
FixedWindows Server 2022, 23H2 Edition (Server Core installation)msrc_csaf
10.0.25398.1308:Security Update:https://support.microsoft.com/help/5048653
https://support.microsoft.com/help/5048653
FixedWindows Server 2025msrc_csaf
10.0.26100.2605:Security Update:https://support.microsoft.com/help/5048667
https://support.microsoft.com/help/5048667
FixedWindows Server 2025 (Server Core installation)msrc_csaf
10.0.26100.2605:Security Update:https://support.microsoft.com/help/5048667
https://support.microsoft.com/help/5048667

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.17.5highAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · FSTEC (BDU) RU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:Csecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · secure@microsoft.com USexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Hsecondary · CVSS-BT (t0sche)

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-125USCWE-125USCWE-125USCWE-125US

exploits (6)

Public proof-of-concept and weaponised exploit code.

0xMetr0/metasploit-ldapnightmareSafeBreaches CVE-2024-49113 POC(LdapNightmare) Integrated into MetasploitPoC · poc_in_github
Sachinart/CVE-2024-49113-CheckerHi, This is to check targets vulnerable for CVE-2024-49113 in bulk, faster.PoC · poc_in_github
SafeBreach-Labs/CVE-2024-49113LdapNightmare is a PoC tool that tests a vulnerable Windows Server against CVE-2024-49113PoC · poc_in_github
alphatin123/CVE-2024-49113FYP: Reproduced CVE-2024-49113 PoC on Windows Server 2019 (ref. SafeBreach); assessed Windows EDR detection gaps and produced ISO 27001-aligned remediation report.PoC · poc_in_github
barcrange/CVE-2024-49113-Checkerbarcrange/CVE-2024-49113-CheckerPoC · poc_in_github
razureink/cve-2024-49113-ldap_nightmare_reproductionReproduction of cve-2024-49113-ldap_nightmare_reproductionPoC · poc_in_github

affected products (212)

Products and version ranges known to be affected.

Hitachi Storageall versionscert_bundDEcpe:/h:hitachi:storage:-
Microsoft Windows 10all versionscert_bundDEcpe:/o:microsoft:windows_10:-
Microsoft Windows 10 Version 1607all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1607
Microsoft Windows 10 Version 1809all versionscert_bundDEcpe:/o:microsoft:windows_10:version_1809
Microsoft Windows 10 Version 21H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_21h2
Microsoft Windows 10 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_10:version_22h2
Microsoft Windows 11 Version 22H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_22h2
Microsoft Windows 11 Version 23H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_23h2
Microsoft Windows 11 Version 24H2all versionscert_bundDEcpe:/o:microsoft:windows_11:version_24h2
Microsoft Windows Server 2008 R2 SP1all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_r2_sp1
Microsoft Windows Server 2008 SP2all versionscert_bundDEcpe:/o:microsoft:windows_server:2008_sp2
Microsoft Windows Server 2012all versionscert_bundDEcpe:/o:microsoft:windows_server_2012:-
Microsoft Windows Server 2012 R2all versionscert_bundDEcpe:/o:microsoft:windows_server_2012_r2:-
Microsoft Windows Server 2016all versionscert_bundDEcpe:/o:microsoft:windows_server_2016:-
Microsoft Windows Server 2019all versionscert_bundDEcpe:/o:microsoft:windows_server_2019:-
Microsoft Windows Server 2022all versionscert_bundDEcpe:/o:microsoft:windows_server_2022:-
Microsoft Windows Server 2022 23H2 Editionall versionscert_bundDEcpe:/o:microsoft:windows_server_2022:23h2_edition
Microsoft Windows Server 2025all versionscert_bundDEcpe:/o:microsoft:windows_server:2025
Microsoft Windows 10 Version 150710.0.10240.0 → 10.0.10240.20857enisa_euvdEU
Microsoft Windows 10 Version 160710.0.14393.0 → 10.0.14393.7606enisa_euvdEU

showing 20 of 212

advisories (3)

Vendor and ecosystem advisories describing this.

NCSC-2024-0470Kwetsbaarheden verholpen in Microsoft WindowsNL2024-12-10csaf · ncsc_nlNL
Microsoft heeft kwetsbaarheden verholpen in Windows.
WID-SEC-W-2024-3657Microsoft Windows: Mehrere SchwachstellenDeutsch2024-12-10csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in verschiedenen Versionen von Microsoft Windows und Microsoft Windows Server ausnutzen, um seine Privilegien zu erhöhen, beliebigen Code auszuführen, vertrauliche Informationen offenzulegen und einen Denial-of-Service-Situation zu erzeugen.
msrc_CVE-2024-49113Windows Lightweight Directory Access Protocol (LDAP) Denial of Service Vulnerability2024-12-10csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cert_bund ncsc_nl msrc_csaf NVD CVE.org MITRE

published 2024-12-12modified 2026-06-17

references (4)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan