Microsoft Windows Server 2008 R2 SP1 up to Server 2022 23H2 RRAS buffer over-read

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$5k-$25k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Microsoft Windows. The impacted element is an unknown function of the component RRAS. Executing a manipulation can lead to buffer over-read. This vulnerability is tracked as CVE-2025-53798. The attack can be launched remotely. No exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows. It has been declared as problematic. This vulnerability affects an unknown part of the component RRAS. The manipulation with an unknown input leads to a buffer over-read vulnerability. The CWE definition for the vulnerability is CWE-126. The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer. As an impact it is known to affect confidentiality. CVE summarizes:

Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.

The weakness was disclosed 09/09/2025 as confirmed security update guide (Website). The advisory is available at msrc.microsoft.com. This vulnerability was named CVE-2025-53798. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 11/03/2025).

The vulnerability scanner Nessus provides a plugin with the ID 261817 (KB5065425: Windows 11 version 22H2 / Windows Server version 23H2 Security Update (September 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 databases at Tenable (261817) and CERT Bund (WID-SEC-2025-2005). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Microsoft Windows Server 2022
  • Microsoft Windows Server
  • Microsoft Windows 10
  • Microsoft Windows Server 2016
  • Microsoft Windows Server 2019
  • Microsoft Windows 11
  • Microsoft Windows Server 2012
  • Microsoft Windows Server 2012 R2
  • Microsoft Windows Server 2025

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 3.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 6.5
Vendor Vector (Microsoft): 🔒

CNA Base Score: 6.5
CNA Vector (Microsoft): 🔒

CVSSv2info

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

Exploitinginfo

Class: Buffer over-read
CWE: CWE-126 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Unproven

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 261817
Nessus Name: KB5065425: Windows 11 version 22H2 / Windows Server version 23H2 Security Update (September 2025)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

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

Timelineinfo

09/09/2025 VulDB entry created
09/09/2025 +0 days Advisory disclosed
09/09/2025 +0 days Countermeasure disclosed
11/03/2025 +55 days VulDB entry last update

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2025-53798 (🔒)
GCVE (CVE): GCVE-0-2025-53798
GCVE (VulDB): GCVE-100-323242
CERT Bund: WID-SEC-2025-2005 - Microsoft Windows und Windows Server: Mehrere Schwachstellen

scip Labs: https://www.scip.ch/en/?labs.20140213

Entryinfo

Created: 09/09/2025 19:14
Updated: 11/03/2025 10:37
Changes: 09/09/2025 19:14 (34), 09/09/2025 19:17 (35), 09/10/2025 03:42 (12), 09/10/2025 07:46 (2), 11/03/2025 10:37 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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