VDB-313748 · CVE-2025-3092 · VDE-2025-035

Helmholz/MB connect line myREX24/myREX24.virtual/mbCONNECT24/mymbCONNECT24 response discrepancy

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.
6.3	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Helmholz/MB connect line myREX24, myREX24.virtual, mbCONNECT24 and mymbCONNECT24. The affected element is an unknown function. Such manipulation leads to response discrepancy. This vulnerability is listed as CVE-2025-3092. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Helmholz/MB connect line myREX24, myREX24.virtual, mbCONNECT24 and mymbCONNECT24 (affected version unknown). It has been rated as problematic. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a response discrepancy vulnerability. Using CWE to declare the problem leads to CWE-204. The product provides different responses to incoming requests in a way that reveals internal state information to an unauthorized actor outside of the intended control sphere. Impacted is confidentiality. CVE summarizes:

An unauthenticated remote attacker can enumerate valid user names from an unprotected endpoint.

The weakness was presented by Irwin Przeperski as VDE-2025-035. The advisory is shared for download at certvde.com. This vulnerability is handled as CVE-2025-3092 since 04/01/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-19011). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (CERTVDE): 🔍

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: Response discrepancy
CWE: CWE-204 / CWE-203 / CWE-200
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/01/2025 🔍
06/24/2025 +84 days 🔍
06/24/2025 +0 days 🔍
06/27/2025 +3 days 🔍

Sourcesinfo

Advisory: VDE-2025-035
Researcher: Irwin Przeperski
Status: Confirmed

CVE: CVE-2025-3092 (🔍)
GCVE (CVE): GCVE-0-2025-3092
GCVE (VulDB): GCVE-100-313748
EUVD: 🔍

Entryinfo

Created: 06/24/2025 14:26
Updated: 06/27/2025 08:29
Changes: 06/24/2025 14:26 (62), 06/24/2025 18:15 (1), 06/27/2025 08:29 (1)
Complete: 🔍
Cache ID: 216::103