CVE-2025-53520
HIGH EPSS 8.8%
Published Aug 8, 202510mo ago · Modified Jun 17, 20262w ago
8.6 CVSS 4.0
Published Aug 8, 2025 10mo ago
Last Modified Jun 17, 2026 2w ago
Description
The affected product allows firmware updates to be downloaded from EG4's website, transferred via USB dongles, or installed through EG4's Monitoring Center (remote, cloud-connected interface) or via a serial connection, and can install these files without integrity checks. The TTComp archive format used for the firmware is unencrypted and can be unpacked and altered without detection.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/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 Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction A
Scope X
Threat Intelligence
EPSS Exploit Probability
8.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-494
References 2
- eg4electronics.com https://eg4electronics.com/contact/
- cisa.gov https://www.cisa.gov/news-events/ics-advisories/icsa-25-219-07
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.