VulnSocial

CVE-2024-43451Active Exploitation(microsoft / windows_10_1507)

MEDIUMCVSS 6.5 · MEDIUMCISA KEV

Exploitation ongoing with high activity in latest observed window (1 mentions)

Immediate actions

  • Prioritize remediation for microsoft windows_10_1507 systems immediately
  • Assume compromise if assets are exposed
  • Track advisory updates for patch or workaround availability

Recommended action window: Immediate (within 24h)

NVD description

NTLM Hash Disclosure Spoofing Vulnerability

microsoft CVEsBack to dashboard
4.0/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2024-12-03. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Patch / fix
Other references
Weakness type (CWE)
CWE-73

Priority

MEDIUM

Exploitation

ACTIVE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • windows_10_1507
  • windows_10_1607
  • windows_10_1809
  • windows_10_21h2

Threat summary

  • Active exploitation appears in 1 classified signals
  • 1 mentions across 1 observed day

What's happening

  • Active exploitation reported across 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
microsoft
Products
windows_10_1507windows_10_1607windows_10_1809windows_10_21h2windows_10_22h2windows_11_22h2windows_11_23h2windows_11_24h2windows_server_2008windows_server_2012

2 versions affected across 15 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-02-03: 1Active Exploitation · 2026-02-03: 102-03
Signal classification1 categories
Active Exploitation
1100.0%
Referenced assets1 URL
Full discourse1 post
  • PurpleOps@PurpleOps_io
    Active Exploitation

    📢 𝐍𝐞𝐰 𝐂𝐕𝐄 𝐚𝐧𝐚𝐥𝐲𝐬𝐢𝐬 𝐣𝐮𝐬𝐭 𝐝𝐫𝐨𝐩𝐩𝐞𝐝! CERT-UA uncovers UAC-0050’s mass phishing using CVE-2024-43451. Learn how the group deploys RemcosRAT and how to defend with real-time intelligence. 📖 Check the detailed report → https://www.purple-ops.io/cybersecurity-threat-intelligence-blog/uac0050-cve-2024-43451-attack/ What’s your take? Share with us!

    Post summary

    CERT-UA reports that UAC-0050 is actively exploiting CVE-2024-43451 via mass phishing and deploying RemcosRAT, providing defensive guidance.

    0000059
    64 followersView on X
CPE platform detail28 entries

28 of 28 entries

PartVendorProductVersionTarget SWTarget HW
OSmicrosoftwindows_10_1507--x64
OSmicrosoftwindows_10_1507--x86
OSmicrosoftwindows_10_1607--x64
OSmicrosoftwindows_10_1607--x86
OSmicrosoftwindows_10_1809--x64
OSmicrosoftwindows_10_1809--x86
OSmicrosoftwindows_10_21h2--arm64
OSmicrosoftwindows_10_21h2--x64
OSmicrosoftwindows_10_21h2--x86
OSmicrosoftwindows_10_22h2--arm64
OSmicrosoftwindows_10_22h2--x64
OSmicrosoftwindows_10_22h2--x86
OSmicrosoftwindows_11_22h2--arm64
OSmicrosoftwindows_11_22h2--x64
OSmicrosoftwindows_11_23h2--arm64
OSmicrosoftwindows_11_23h2--x64
OSmicrosoftwindows_11_24h2--arm64
OSmicrosoftwindows_11_24h2--x64
OSmicrosoftwindows_server_2008--x64
OSmicrosoftwindows_server_2008--x86
OSmicrosoftwindows_server_2008r2-x64
OSmicrosoftwindows_server_2012---
OSmicrosoftwindows_server_2012r2--
OSmicrosoftwindows_server_2016---
OSmicrosoftwindows_server_2019---
OSmicrosoftwindows_server_2022---
OSmicrosoftwindows_server_2022_23h2---
OSmicrosoftwindows_server_2025---

Explore more

Back to dashboardmicrosoft CVEswindows_10_1507 vulnerabilities