CVE-2026-42941
MacGregor Voyage Data Recorder (VDR) G4e Use of Default Credentials
Description
The Danelec MacGregor Voyage Data Recorder device includes a default username and password, with no enforced password change.
INFO
Published Date :
May 29, 2026, 7:16 p.m.
Last Modified :
July 21, 2026, 6:10 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-42941
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | HIGH | 7d14cffa-0d7d-4270-9dc0-52cabd5a23a6 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | 7d14cffa-0d7d-4270-9dc0-52cabd5a23a6 | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Change the default username and password immediately.
- Implement a policy for password changes.
- Use strong, unique passwords.
- Disable default accounts if unused.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-42941.
| URL | Resource |
|---|---|
| https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-01.json | Third Party Advisory US Government Resource |
| https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-01 | Third Party Advisory US Government Resource |
| https://www.danelec.com/contact | Product |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-42941 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-42941
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-42941 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-42941 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Translated by [email protected]
Jul. 21, 2026
Action Type Old Value New Value Added Translation Title: MacGregor Voyage Data Recorder (VDR) G4e de Danelec, Description: El dispositivo Danelec MacGregor Voyage Data Recorder incluye un nombre de usuario y contraseña predeterminados, sin cambio de contraseña forzado. -
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Danelec', 'product': 'MacGregor Voyage Data Recorder (VDR) G4e', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': '5.250', 'versionType': 'custom'}], 'defaultStatus': 'unaffected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-42941', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-05-29T19:41:47.407217Z'} -
Initial Analysis by [email protected]
Jun. 04, 2026
Action Type Old Value New Value Added CPE Configuration AND OR *cpe:2.3:o:macgregor:interschalt_vdr_g4e_firmware:*:*:*:*:*:*:*:* versions up to (excluding) 5.250 OR cpe:2.3:h:macgregor:interschalt_vdr_g4e:-:*:*:*:*:*:*:* Added Reference Type ICS-CERT: https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-01.json Types: Third Party Advisory, US Government Resource Added Reference Type ICS-CERT: https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-01 Types: Third Party Advisory, US Government Resource Added Reference Type ICS-CERT: https://www.danelec.com/contact Types: Product -
New CVE Received by [email protected]
May. 29, 2026
Action Type Old Value New Value Added Description The Danelec MacGregor Voyage Data Recorder device includes a default username and password, with no enforced password change. Added CVSS V4.0 AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L Added CWE CWE-1392 Added Reference https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-148-01.json Added Reference https://www.cisa.gov/news-events/ics-advisories/icsa-26-148-01 Added Reference https://www.danelec.com/contact