Lantronix Serial-to-IP Converter Flaw Exploited in Attacks After OT Threat Warning

CVE-2025-67038 is a critical-severity vulnerability tracked under the Common Vulnerabilities and Exposures program. The exploited flaw, CVE-2025-67038, is one of the vulnerabilities disclosed in April as part of the BRIDGE:BREAK research project. The post Lantronix Serial-to-IP Converter Flaw Exploited in Attacks A

Affected technology is listed in the Affected Products section above. If your asset inventory contains any of them, assume in-scope until you can prove otherwise.

Critical: do not wait for your normal patch cycle. Verify exposure today, apply the vendor patch immediately, and add detection rules for any post-exploit indicators.

Apply the vendor patch listed in the upstream advisory linked under Sources. If the patch is not yet available, follow the vendor-supplied workaround (often a config flag or feature disable) and add detections for the published exploit pattern in your SIEM. Re-scan after the patch lands to confirm the finding clears.

Watch CISA's Known Exploited Vulnerabilities catalog for CVE-2025-67038. Cross-reference with public exploit databases and your own SIEM/IDS for indicator-of-compromise patterns. Vulnios tracks KEV status automatically and surfaces it on the asset findings view.

Vulnios continuously cross-references your asset inventory against the live CVE feed (NVD, vendor advisories, CISA KEV, and curated OSINT). When a new CVE matches your environment, you get a prioritized finding with the severity, KEV status, exploit-prediction (EPSS), and a direct path to the vendor patch. You can start a free scan from the homepage.