CVE-2023-43775: Eaton Smp 16 Firmware

Medium severity, CVSS 5.3. EPSS: 0.8% chance of exploitation in the next 30 days.

Denial-of-service vulnerability in the web server of the Eaton SMP Gateway allows attacker to potentially force an unexpected restart of the automation platform, impacting the availability of the product. In rare situations, the issue could cause the SMP device to restart in Safe Mode or Max Safe Mode. When in Max Safe Mode, the product is not vulnerable anymore.

Affected products

• Eaton Smp 16 Firmware: from 8.0, before 8.0r9 (fixed in 8.0r9); version 6.3 only; version 7.0 only; version 7.1 only; version 7.2 only
• Eaton Smp 4/dp Firmware: from 8.0, before 8.0r9 (fixed in 8.0r9); from 8.1, before 8.1r5 (fixed in 8.1r5); from 8.2, before 8.2r4 (fixed in 8.2r4); version 6.3 only; version 7.0 only; version 7.1 only; …
• Eaton Smp SG-4250 Firmware: from 8.0, before 8.0r9 (fixed in 8.0r9); from 8.1, before 8.1r5 (fixed in 8.1r5); from 8.2, before 8.2r4 (fixed in 8.2r4); version 7.0 only; version 7.1 only; version 7.2 only
• Eaton Smp SG-4260 Firmware: from 8.0, before 8.0r9 (fixed in 8.0r9); from 8.1, before 8.1r5 (fixed in 8.1r5); from 8.2, before 8.2r4 (fixed in 8.2r4)

Published 2023-09-27. Last modified 2026-06-17.