CVE-2025-54811 is a Denial of Service (DoS) vulnerability in OpenPLC_V3's enipThread function, caused by a missing return value that leads to a crash when the server loop ends. This issue can be triggered remotely without authentication, allowing an attacker to halt the PLC runtime and stop all automation or control logic. With a CVSS score of 7.1 (HIGH), the vulnerability has a low attack complexity and high impact on availability, as it can be exploited remotely without user interaction. Currently, there is no public exploit code available, nor is there any evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| OpenPLC V3 | OpenPLC V3 | >= 0, < pull request #292CNA affecteddefault unaffected |
CVSS version used by this source: 4.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:H/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
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.