CVE-2025-62454 — Heap-based Buffer Overflow in Microsoft Windows 10 Version 1809

CWE-122 — Heap-based Buffer Overflow12 documents10 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 65.52%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
17
Microsoft Windows 10 Version 1809Microsoft Windows 10 Version 21h2Microsoft Windows 10 Version 22h2+14 more
Timeline
PublishedDec 9

Description

Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages17 packages

▶NVDmicrosoft/windows< 10.0.17763.8146+3
▶NVDmicrosoft/windows_10_1809< 10.0.17763.8146
▶NVDmicrosoft/windows_10_21h2< 10.0.19044.6691
▶NVDmicrosoft/windows_10_22h2< 10.0.19045.6691
▶NVDmicrosoft/windows_11_23h2< 10.0.22631.6345

🔴Vulnerability Details

2
CVEList
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability↗2025-12-09
▶
GHSA
GHSA-vh3f-47cg-xc52: Heap-based buffer overflow in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally↗2025-12-09
▶

📋Vendor Advisories

1
Microsoft
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability↗2025-12-09
▶

🕵️Threat Intelligence

8
Tenable
Microsoft’s December 2025 Patch Tuesday Addresses 56 CVEs (CVE-2025-62221)↗2025-12-09
▶
Talos
Microsoft Patch Tuesday for December 2025 — Snort rules and prominent vulnerabilities↗2025-12-09
▶
Qualys
Microsoft and Adobe Patch Tuesday, December 2025 Security Update Review↗2025-12-09
▶
Talos
Microsoft Patch Tuesday for December 2025 — Snort rules and prominent vulnerabilities↗2025-12-09
▶
Qualys
Microsoft and Adobe Patch Tuesday, December 2025 Security Update Review | Qualys↗2025-12-09
▶
CVE-2025-62454 — Heap-based Buffer Overflow | cvebase