Description
An issue was discovered in Lantronix EDS5000 2.1.0.0R3. An authenticated attacker can inject OS commands into the "tunnel" parameter when killing a tunnel connection. Injected commands are executed with root privileges.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Lantronix | EDS5000 series | ≤ 2.1.0.0R3 | 2.2.0.0R1 |
| Lantronix | G520 series | < 2.6.0.4R6 | 2.6.0.4R6 |
| Lantronix | X300 series | < 2.6.0.4R6 | 2.6.0.4R6 |
Advisories 1
- ICSA-26-069-02 Lantronix EDS3000PS and EDS5000 (Update B) CISA ICS & IT advisories · Oct 8, 2026
References
- https://www.lantronix.com/technical-support/security-updates/vulnerability-disclosure-policy/vulnerability-library/?_gl=16c8bez_upMQ.._gaMzQwNjk5ODI5LjE3ODI5MTM3NTk._ga_M2G6RLT5L3*czE3ODI5MTM3NTgkbzEkZzAkdDE3ODI5MTM3NTgkajYwJGwwJGgw
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-069-02
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-069-02.json