What is CVE-2024-38257?

CVE-2024-38257 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Microsoft AllJoyn API Information Disclosure Vulnerability

Which CVE IDs does CVE-2024-38257 cover?

CVE-2024-38257 covers the following CVE IDs: CVE-2024-38257. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2024-38257?

CVE-2024-38257 has a CVSS v3 base score of 7.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2024-38257?

CVE-2024-38257 affects 23 products, including: Windows 10 Version 1607 for 32-bit Systems; Windows 10 Version 1607 for x64-based Systems; Windows 10 Version 1809 for 32-bit Systems; Windows 10 Version 1809 for x64-based Systems; Windows 10 Version 21H2 for 32-bit Systems; and others — see the full list on the advisory page.

CVE-2024-38257HighCVSS 7.5

Microsoft AllJoyn API Information Disclosure Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

May 31, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2024-38257 →

📋 Description

What type of information could be disclosed by this vulnerability? The type of information that could be disclosed if an attacker successfully exploited this vulnerability is uninitialized memory.

🎯 Affected products23

Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 21H2 for 32-bit Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 22H2 for 32-bit Systems
Windows 10 Version 22H2 for ARM64-based Systems
Windows 10 Version 22H2 for x64-based Systems
Windows 11 Version 22H2 for ARM64-based Systems
Windows 11 Version 22H2 for x64-based Systems
Windows 11 Version 23H2 for ARM64-based Systems
Windows 11 Version 23H2 for x64-based Systems
Windows 11 version 21H2 for ARM64-based Systems
Windows 11 version 21H2 for x64-based Systems
Windows Server 2016
Windows Server 2016 (Server Core installation)
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server 2022
Windows Server 2022 (Server Core installation)
Windows Server 2022, 23H2 Edition (Server Core installation)

✅ Remediation

KB5043050 (Security Update) — fixed build 10.0.17763.6293 KB5042881 (Security Update) — fixed build 10.0.20348.2700 KB5042880 (SecurityHotpatchUpdate) — fixed build 10.0.20348.2695 KB5043067 (Security Update) — fixed build 10.0.22000.3197 KB5043064 (Security Update) — fixed build 10.0.19044.4894 KB5043076 (Security Update) — fixed build 10.0.22621.4169 KB5043064 (Security Update) — fixed build 10.0.19045.4894 KB5043076 (Security Update) — fixed build 10.0.22631.4169 KB5043055 (Security Update) — fixed build 10.0.25398.1128 KB5043051 (Security Update) — fixed build 10.0.14393.7336

🔗 CVE IDs covered (1)

📋 Description

🎯 Affected products23

✅ Remediation

🔗 References (17)