Microsoft Windows up to Server 2025 Cloud Files Mini Filter Driver out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.1$5k-$25k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Microsoft Windows. This affects an unknown part of the component Cloud Files Mini Filter Driver. Executing a manipulation can lead to out-of-bounds. This vulnerability is tracked as CVE-2025-62457. The attack is restricted to local execution. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows. It has been declared as critical. This vulnerability affects an unknown functionality of the component Cloud Files Mini Filter Driver. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Out-of-bounds read in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.

The weakness was disclosed 12/09/2025 as confirmed security update guide (Website). The advisory is shared for download at msrc.microsoft.com. This vulnerability was named CVE-2025-62457. The exploitation appears to be easy. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 12/10/2025).

The vulnerability scanner Nessus provides a plugin with the ID 277996 (KB5071417: Windows 11 version 22H2 / Windows 11 version 23H2 Security Update (December 2025)), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (277996). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.8
VulDB Temp Score: 6.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.8
Vendor Vector (Microsoft): 🔒

CNA Base Score: 7.8
CNA Vector (Microsoft): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Unproven

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 277996
Nessus Name: KB5071417: Windows 11 version 22H2 / Windows 11 version 23H2 Security Update (December 2025)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒

Timelineinfo

12/09/2025 VulDB entry created
12/09/2025 +0 days Advisory disclosed
12/09/2025 +0 days Countermeasure disclosed
12/10/2025 +1 days VulDB entry last update

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2025-62457 (🔒)
GCVE (CVE): GCVE-0-2025-62457
GCVE (VulDB): GCVE-100-335392
scip Labs: https://www.scip.ch/en/?labs.20161215

Entryinfo

Created: 12/09/2025 19:03
Updated: 12/10/2025 10:12
Changes: 12/09/2025 19:03 (14), 12/09/2025 19:04 (22), 12/09/2025 19:07 (33), 12/10/2025 05:58 (11), 12/10/2025 10:12 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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