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MSRC compact vulnerability detail

CVE-2025-27490 · Windows Bluetooth Service Elevation of Privilege Vulnerability

Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.

Severity
Important
Impact
Elevation of Privilege
CVSS
7.8 base · 6.8 temporal
Release
2025-04-08
Signals
Windows Bluetooth Service Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
CWE-122: Heap-based Buffer Overflow CWE-125: Out-of-bounds Read
Patch Diff
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Description
Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
FAQ / Articles
Windows Bluetooth Service Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows Bluetooth Service allows an authorized attacker to elevate privileges locally.
FAQ
What privileges could be gained by an attacker who successfully exploited the vulnerability? An attacker who successfully exploited this vulnerability could create or delete files in the security context of the “NT AUTHORITY\ LOCAL SERVICE” account.
Microsoft Bluetooth Driver Elevation of Privilege Vulnerability
Heap-based buffer overflow in Microsoft Bluetooth Driver allows an authorized attacker to elevate privileges locally.