9.8
CRITICAL
CVE-2024-43639
Microsoft Windows Kerberos Privilege Escalation
Description

Windows KDC Proxy Remote Code Execution Vulnerability

INFO

Published Date :

Nov. 12, 2024, 6:15 p.m.

Last Modified :

Nov. 18, 2024, 10:20 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2024-43639 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2024-43639 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows_server_2012
2 Microsoft windows_server_2016
3 Microsoft windows_server_2019
4 Microsoft windows_server_2022
5 Microsoft windows_server_2022_23h2
6 Microsoft windows_server_2025
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-43639.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43639 Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

None

Updated: 2 days, 14 hours ago
0 stars 0 fork 0 watcher
Born at : Nov. 18, 2024, 8:14 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-43639 vulnerability anywhere in the article.

  • Hackread - Latest Cybersecurity, Tech, Crypto & Hacking News
Critical Windows Kerberos Flaw Exposes Millions of Servers to Attack

A critical vulnerability in the Windows Kerberos authentication protocol poses a significant risk to millions of servers. Microsoft addressed this issue in last week’s Patch Tuesday updates. Ensure th ... Read more

Published Date: Nov 19, 2024 (1 day, 21 hours ago)
  • Kaspersky
CVE-2024-43451 allows stealing NTLMv2 hash | Kaspersky official blog

vulnerabilities Exploitation of vulnerability CVE-2024-43451 allows an attacker to steal an NTLMv2 hash with minimal interaction from the victim. November 14, 2024 With November’s Patch Tuesday Micros ... Read more

Published Date: Nov 14, 2024 (1 week ago)
  • TheCyberThrone
Microsoft Patch Tuesday – November 2024

Microsoft patched 87 CVEs in its November 2024 Patch Tuesday release, with four rated critical, 82 rated important and one rated moderate.26 Elevation of Privilege vulnerabilities2 Security Feature By ... Read more

Published Date: Nov 13, 2024 (1 week ago)
  • security.nl
Microsoft dicht actief aangevallen kwetsbaarheden en 'wormable' lek in Windows

Tijdens de patchdinsdag van november heeft Microsoft 89 kwetsbaarheden verholpen, waaronder twee actief aangevallen beveiligingslekken en een 'wormable' kwetsbaarheid in Windows. De eerste actief aang ... Read more

Published Date: Nov 13, 2024 (1 week, 1 day ago)
  • The Hacker News
Microsoft Fixes 90 New Flaws, Including Actively Exploited NTLM and Task Scheduler Bugs

Microsoft on Tuesday revealed that two security flaws impacting Windows NT LAN Manager (NTLM) and Task Scheduler have come under active exploitation in the wild. The security vulnerabilities are among ... Read more

Published Date: Nov 13, 2024 (1 week, 1 day ago)
  • The Cyber Express
Microsoft’s November 2024 Patch Tuesday Addresses 91 Vulnerabilities, Including Four Critical Zero-Days

Microsoft rolled out its monthly security updates as part of the Microsoft November 2024 Patch Tuesday cycle. The company addressed a total of 91 vulnerabilities, with four of them being classified as ... Read more

Published Date: Nov 13, 2024 (1 week, 1 day ago)
  • Cybersecurity News
Microsoft Addresses Critical Zero-Day Vulnerabilities in November Patch Tuesday

Microsoft’s November 2024 Patch Tuesday addresses 92 vulnerabilities, including four critical and 83 deemed “important.” Notably, this release includes patches for four zero-day vulnerabilities active ... Read more

Published Date: Nov 13, 2024 (1 week, 1 day ago)
  • The Register
Admins can give thanks this November for dollops of Microsoft patches

Patch Tuesday Patch Tuesday has swung around again, and Microsoft has released fixes for 89 CVE-listed security flaws in its products – including two under active attack – and reissued three more. Acc ... Read more

Published Date: Nov 13, 2024 (1 week, 1 day ago)
  • Dark Reading
2 Zero-Day Bugs in Microsoft's Nov. Update Under Active Exploit

Source: Rix Pix Photography via ShutterstockAttackers are already actively exploiting two vulnerabilities for which Microsoft issued patches on Nov. 12 as part of its monthly security update. And they ... Read more

Published Date: Nov 12, 2024 (1 week, 1 day ago)
  • tripwire.com
VERT Threat Alert: November 2024 Patch Tuesday Analysis

Today’s VERT Alert addresses Microsoft’s November 2024 Security Updates. VERT is actively working on coverage for these vulnerabilities and expects to ship ASPL-1132 as soon as coverage is completed.I ... Read more

Published Date: Nov 12, 2024 (1 week, 1 day ago)
  • Help Net Security
Microsoft fixes actively exploited zero-days (CVE-2024-43451, CVE-2024-49039)

November 2024 Patch Tuesday is here, and Microsoft has dropped fixes for 89 new security issues in its various products, two of which – CVE-2024-43451 and CVE-2024-49039 – are actively exploited by at ... Read more

Published Date: Nov 12, 2024 (1 week, 1 day ago)
  • BleepingComputer
Microsoft November 2024 Patch Tuesday fixes 4 zero-days, 91 flaws

Today is Microsoft's November 2024 Patch Tuesday, which includes security updates for 91 flaws, including four zero-days, two of which are actively exploited. This Patch Tuesday fixed four critical vu ... Read more

Published Date: Nov 12, 2024 (1 week, 1 day ago)

The following table lists the changes that have been made to the CVE-2024-43639 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Nov. 18, 2024

    Action Type Old Value New Value
    Changed Reference Type https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43639 No Types Assigned https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43639 Patch, Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.14393.7515 *cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.17763.6532 *cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.20348.2849 *cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.25398.1251 *cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.26100.2314
  • CVE Modified by [email protected]

    Nov. 14, 2024

    Action Type Old Value New Value
    Changed Description Windows Kerberos Remote Code Execution Vulnerability Windows KDC Proxy Remote Code Execution Vulnerability
  • CVE Received by [email protected]

    Nov. 12, 2024

    Action Type Old Value New Value
    Added Description Windows Kerberos Remote Code Execution Vulnerability
    Added Reference Microsoft Corporation https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-43639 [No types assigned]
    Added CWE Microsoft Corporation CWE-197
    Added CVSS V3.1 Microsoft Corporation AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-43639 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2024-43639 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability