Heap-based Buffer Overflow in Windows Media by Microsoft
CVE-2025-29963

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 1809
Windows Server 2019
Windows Server 2019 (server Core Installation)
Windows Server 2022
Vendor
CVE Published:
13 May 2025

What is CVE-2025-29963?

A heap-based buffer overflow vulnerability in Windows Media allows unauthorized attackers to execute arbitrary code by sending specially crafted network packets. This exploit could compromise system integrity and lead to unauthorized access, making it crucial for organizations to implement security measures to mitigate potential threats. Regularly patching and monitoring network traffic are recommended to avert the risks associated with this vulnerability.

Affected Version(s)

Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7314

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.5854

Windows 10 Version 22H2 x64-based Systems 10.0.19045.0 < 10.0.19045.5854

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisory

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.