October 29, 2026

CVE Watchtower

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CVE-2024-21338NVD

Vulnerability Summary

Windows Kernel Elevation of Privilege Vulnerability
Severity Level
HIGH(7.8)
Published Date
Feb 13, 2024
Last Modified
Aug 10, 2026
Exploitation Status
ACTIVE
EPSS Score (30-Day)
59.81%Probability
Root Weakness (CWE)
CWE-822: Unknown/Unlisted Weakness ↗
Refer to the official MITRE database for detailed architectural specifications regarding this weakness.
CVSS v3.1 Base Metrics — Score 7.8 (HIGH)
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

Affected & Patched Versions

Affected Versions
  • Microsoft Windows 10 1809 < 10.0.17763.5458
  • Microsoft Windows 10 21h2 < 10.0.19044.4046
  • Microsoft Windows 10 22h2 < 10.0.19045.4046
  • Microsoft Windows 11 21h2 < 10.0.22000.2777
  • Microsoft Windows 11 22h2 < 10.0.22621.3155
  • Microsoft Windows 11 23h2 < 10.0.22631.3155
  • Microsoft Windows Server 2019 < 10.0.17763.5458
  • Microsoft Windows Server 2022 < 10.0.20348.2322
  • Microsoft Windows Server 2022 23h2 <= 10.0.25398.709
Patched Versions
  • Microsoft Windows 10 1809 10.0.17763.5458
  • Microsoft Windows 10 21h2 10.0.19044.4046
  • Microsoft Windows 10 22h2 10.0.19045.4046
  • Microsoft Windows 11 21h2 10.0.22000.2777
  • Microsoft Windows 11 22h2 10.0.22621.3155
  • Microsoft Windows 11 23h2 10.0.22631.3155
  • Microsoft Windows Server 2019 10.0.17763.5458
  • Microsoft Windows Server 2022 10.0.20348.2322
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🎁7-Day Free Trial — Try Pro or Team, no card required.
📧Email Delivery — Threat intel straight to your inbox.
♾️Unlimited Vendors — Track your entire stack.
🚨All New CVEs — Be the first to know.
📈EPSS Spike Alerts — Catch rising risk before it peaks.
🎯Custom EPSS/CVSS — Filter noise, focus on risk.
🛡️Exploit Intel — A 2nd confirmed-exploit signal beyond KEV.
🐙GitHub Issues — Auto-tracked, no duplicates.
📬Weekly Digest — One clean summary, not inbox spam.
🏷️Watchlist Groups — Tag alerts by team (Infra/AppSec/SOC).
💬Webhooks — Slack & Teams integration.
🔀Smart Routing — Critical alerts to one channel, rest to another.
🚫Ad-Free — Uninterrupted experience.

External References