VDB-308675 · CVE-2025-29959 · Nessus 235859

Microsoft Windows up to Server 2025 Routing/Remote Access Service uninitialized resource

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	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.
4.7	$5k-$25k	0.00

Summaryinfo

A vulnerability has been found in Microsoft Windows and classified as problematic. This issue affects some unknown processing of the component Routing/Remote Access Service. The manipulation leads to uninitialized resource. This vulnerability is referenced as CVE-2025-29959. Remote exploitation of the attack is possible. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Microsoft Windows. This issue affects an unknown part of the component Routing/Remote Access Service. The manipulation with an unknown input leads to a uninitialized resource vulnerability. Using CWE to declare the problem leads to CWE-908. The product uses or accesses a resource that has not been initialized. Impacted is confidentiality.

The weakness was published 05/13/2025 as confirmed security update guide (Website). It is possible to read the advisory at msrc.microsoft.com. The identification of this vulnerability is CVE-2025-29959. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/17/2026).

The vulnerability scanner Nessus provides a plugin with the ID 235859 (KB5058403: Windows Server 2012 R2 Security Update (May 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 (235859) and CERT Bund (WID-SEC-2025-1050). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

Hitachi Storage
Microsoft Windows Server 2019
Microsoft Windows Server
Microsoft Windows
Microsoft Windows 11
Microsoft Windows Server 2022
Microsoft Windows 10
Microsoft Windows Server 2016
Microsoft Windows Server 2012
Microsoft Windows Server 2012 R2

Productinfo

Type

Operating System

Vendor

Microsoft

Name

Windows

Version

License

commercial

Website

Vendor: https://www.microsoft.com/
Product: https://www.microsoft.com/en-us/windows

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 4.7

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

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

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Uninitialized resource
CWE: CWE-908
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 235859
Nessus Name: KB5058403: Windows Server 2012 R2 Security Update (May 2025)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

05/13/2025 🔍
05/13/2025 +0 days 🔍
05/13/2025 +0 days 🔍
03/17/2026 +307 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: msrc.microsoft.com
Status: Confirmed

CVE: CVE-2025-29959 (🔍)
GCVE (CVE): GCVE-0-2025-29959
GCVE (VulDB): GCVE-100-308675
CERT Bund: WID-SEC-2025-1050 - Microsoft Windows Server: Mehrere Schwachstellen ermöglichen Privilegieneskalation

scip Labs: https://www.scip.ch/en/?labs.20161215

Entryinfo

Created: 05/13/2025 19:22
Updated: 03/17/2026 03:05
Changes: 05/13/2025 19:22 (16), 05/13/2025 19:23 (18), 05/13/2025 19:26 (35), 05/14/2025 10:43 (2), 03/17/2026 03:05 (7)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.