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Vulnerability record · CVE-2025-41679 · published 21 July 2025

CVE-2025-41679: Mbconnectline mbnet.mini firmware out-of-bounds write vulnerability

Mbconnectline · Mbnet.Mini Firmware

An unauthenticated remote attacker could exploit a buffer overflow vulnerability in the device causing a denial of service that affects only the network initializing wizard (Conftool) service.

7.5 CVSS 3.1 High EPSS 0.66% · top 50.3% CWE-787 · Out-of-bounds write
7.5CVSS 3.1 base score
0.66%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

An unauthenticated remote attacker could exploit a buffer overflow vulnerability in the device causing a denial of service that affects only the network initializing wizard (Conftool) service.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://certvde.com/de/advisories/VDE-2025-058 Vendor Advisory
http://seclists.org/fulldisclosure/2025/Jul/38 Mailing List

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-45274Mbconnectline mbnet.mini firmware missing authentication for critical function vulnerabilityAn unauthenticated remote attacker can execute OS commands via UDP on the device due to missing authentication.EPSS 1.5%9.8CVE-2024-45275Mbconnectline mbnet.mini firmware hard-coded credentials vulnerabilityThe devices contain two hard coded user accounts with hardcoded passwords that allow an unauthenticated remote attacker for full control of the affec…EPSS 0.80%7.8CVE-2024-45271Mbconnectline mbnet.mini firmware code injection vulnerabilityAn unauthenticated local attacker can gain admin privileges by deploying a config file due to improper input validation.EPSS 0.31%7.8CVE-2024-45273Mbconnectline mbnet.mini firmware inadequate encryption strength vulnerabilityAn unauthenticated local attacker can decrypt the devices config file and therefore compromise the device due to a weak implementation of the encrypt…EPSS 0.09%7.5CVE-2024-45276Mbconnectline mbnet.mini firmware missing authentication for critical function vulnerabilityAn unauthenticated remote attacker can get read access to files in the "/tmp" directory due to missing authentication.EPSS 0.63%7.2CVE-2025-41674Mbconnectline mbnet.mini firmware os command injection vulnerabilityA high privileged remote attacker can execute arbitrary system commands via POST requests in the diagnostic action due to improper neutralization of …EPSS 0.62%7.2CVE-2025-41675Mbconnectline mbnet.mini firmware os command injection vulnerabilityA high privileged remote attacker can execute arbitrary system commands via GET requests in the cloud server communication script due to improper neu…EPSS 0.62%7.2CVE-2025-41678Mbconnectline mbnet.mini firmware sql injection vulnerabilityA high privileged remote attacker can alter the configuration database via POST requests due to improper neutralization of special elements used in a…EPSS 0.61%

Source: NIST National Vulnerability Database (record CVE-2025-41679), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.