CVE-2025-47996
Published: 08 July 2025
Summary
CVE-2025-47996 is a high-severity Out-of-bounds Read (CWE-125) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 21.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2025-47996 is an integer underflow vulnerability, also referenced under CWE-191 and CWE-125, that affects the Windows MBT Transport driver. The flaw carries a CVSS 3.1 base score of 7.8 and permits local privilege escalation when triggered on supported Windows systems.
An attacker who already possesses a local, low-privileged account can exploit the condition without user interaction to elevate rights on the host, resulting in high impact to confidentiality, integrity, and availability.
Microsoft’s advisory published at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-47996 supplies the official mitigation guidance and patch information for affected releases.
The associated EPSS score has remained flat at 0.0112 with no material increase since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-20609
Vulnerability details
Integer underflow (wrap or wraparound) in Windows MBT Transport driver allows an authorized attacker to elevate privileges locally.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.