Description
The administrator account for the Danelec MacGregor Voyage Data Recorder web interface can directly edit sensitive files related to authentication, potentially changing the root password.
Affected products
macgregor: interschalt vdr g4e firmware; macgregor: interschalt vdr g4e
References3
- github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/i… Issue Tracking
- www.cisa.gov/news-events/ics-advisories/icsa-26-148-01 Third Party AdvisoryUS Government Resource
- www.danelec.com/contact Product
Metrics
- CVSS 3.1
-
4.9
MEDIUM
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N - CVSS 4.0
-
6.9
MEDIUM
Score source: CNA
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:L/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 - EPSS — exploit probability
- 0% percentile: 32 · as of 15 November 2026
- CWE
- CWE-552
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.