CVE-2025-67038Lantronix EDS5000, G520, and X300 OS Command Injection
An issue was discovered in Lantronix EDS5000 2.1.0.0R3. The HTTP RPC module executes a shell command to write logs when user's authentication fails. The username is directly concatenated with the command without any sanitization. This allow attackers to inject arbitrary OS commands into the username parameter. Injected commands are executed with root privileges.
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 9.3 | CRITICAL | 4.0mitre (CNA) | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N |
| 9.8 | CRITICAL | 3.1mitre (CNA) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CISA required action
⚡ Known exploited · remediation due Jun 26, 2026
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Details
- CVE ID
- CVE-2025-67038
- Status
- Analyzed
- Assigner (CNA)
- mitre
- Published
- Mar 11, 2026
- Last modified
- 2026-09-08 19:00 UTC
Affected Products
As published by the CNA in the CVE record.
LantronixEDS5000 series1 version range
- through 2.1.0.0R3
LantronixG520 series1 version range
- before 2.6.0.4R6
LantronixX300 series1 version range
- before 2.6.0.4R6
LantronixE210 series1 version range
- before 3.21.0.0R1
LantronixE220 series1 version range
- before 3.21.0.0R1
References
- github.com https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-069-02.json
- cisa.gov https://www.cisa.gov/news-events/ics-advisories/icsa-26-069-02
- lantronix.com https://www.lantronix.com/technical-support/security-updates/vulnerability-disclosure-policy/vulnerability-library/?_gl=16c8bez_upMQ.._gaMzQwNjk5ODI5LjE3ODI5MTM3NTk._ga_M2G6RLT5L3*czE3ODI5MTM3NTgkbzEkZzAkdDE3ODI5MTM3NTgkajYwJGwwJGgw
- cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-67038