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CVE record · CVE-2024-38178

Scripting Engine Memory Corruption Vulnerability

CVSS 7.5 HighCriticalIn CISA KEVEPSS 0.41 · 98th percentile

Critical, because:

  • In CISA’s KEV catalogue since 13 Aug 2024: it is known to be exploited.
  • CVSS score 7.5 (7.0 or more) and EPSS 0.41 (0.1 or more): a high score and a real chance of exploitation in the next 30 days.

How we decide what’s critical

Published by the CVE Program (CNA: microsoft) at 13 Aug 2024, 17:29 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Microsoft Windows 11 Version 24H2
  • affected 10.0.26100.0 to before 10.0.26100.1457 custom
Microsoft Windows 10 Version 1809
  • affected 10.0.17763.0 to before 10.0.17763.6189 custom
Microsoft Windows Server 2019
  • affected 10.0.17763.0 to before 10.0.17763.6189 custom
Microsoft Windows Server 2019 (Server Core installation)
  • affected 10.0.17763.0 to before 10.0.17763.6189 custom
Microsoft Windows Server 2022
  • affected 10.0.20348.0 to before 10.0.20348.2655 custom
Microsoft Windows 11 version 21H2
  • affected 10.0.0 to before 10.0.22000.3147 custom
Microsoft Windows 10 Version 21H2
  • affected 10.0.19043.0 to before 10.0.19044.4780 custom
Microsoft Windows 11 version 22H2
  • affected 10.0.22621.0 to before 10.0.22621.4037 custom
Microsoft Windows 10 Version 22H2
  • affected 10.0.19045.0 to before 10.0.19045.4780 custom
Microsoft Windows 11 version 22H3
  • affected 10.0.22631.0 to before 10.0.22631.4037 custom
Microsoft Windows 11 Version 23H2
  • affected 10.0.22631.0 to before 10.0.22631.4037 custom
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
  • affected 10.0.25398.0 to before 10.0.25398.1085 custom
Microsoft Windows 10 Version 1507
  • affected 10.0.10240.0 to before 10.0.10240.20751 custom
Microsoft Windows 10 Version 1607
  • affected 10.0.14393.0 to before 10.0.14393.7259 custom
Microsoft Windows Server 2016
  • affected 10.0.14393.0 to before 10.0.14393.7259 custom
Microsoft Windows Server 2016 (Server Core installation)
  • affected 10.0.14393.0 to before 10.0.14393.7259 custom
Microsoft Windows Server 2012 R2
  • affected 6.3.9600.0 to before 6.3.9600.22134 custom
Microsoft Windows Server 2012 R2 (Server Core installation)
  • affected 6.3.9600.0 to before 6.3.9600.22134 custom
Identifiers
CVE-2024-38178
CNA
microsoft
Weakness (CWE)
CWE-843
Tags
Published
13 Aug 2024
Updated
21 Oct 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.5 High 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C CNA (microsoft)
  • CISA KEV Listed since 13 Aug 2024: known to be exploited.
  • EPSS 0.41, the 98th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 13 Aug 2024. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.