CVE-2023-43775

Security issue in SMP Gateway automation platform

MEDIUM
5.3
CVSS Score
Published: September 26, 2023 at 01:50 PM UTC
Updated: June 17, 2026 at 06:26 AM UTC
8 products affected across 1 vendorSmp 4 /dp FirmwareSmp Sg 4260 FirmwareSmp 16 Firmware

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.8%
SSVC
No known exploit

Description

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

8.0 ≤ v < 8.0R98.0 ≤ v < 8.0r96.37.07.17.28.0
Affected range stops below 8.0r9, so it looks safe — our inference, not a vendor statement
eaton-smp-16 (same device)
8.0 ≤ v < 8.0R98.0 ≤ v < 8.0r98.1 ≤ v < 8.1R58.1 ≤ v < 8.1r58.2 ≤ v < 8.2R48.2 ≤ v < 8.2r46.37.07.17.28.08.18.2
Affected range stops below 8.0r9, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.1r5, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2r4, so it looks safe — our inference, not a vendor statement
eaton-smp-4-dp (same device)
8.0 ≤ v < 8.0R98.0 ≤ v < 8.0r98.1 ≤ v < 8.1R58.1 ≤ v < 8.1r58.2 ≤ v < 8.2R48.2 ≤ v < 8.2r47.07.17.28.08.18.2
Affected range stops below 8.0r9, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.1r5, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2r4, so it looks safe — our inference, not a vendor statement
eaton-smp-sg-4250 (same device)
8.0 ≤ v < 8.0R98.0 ≤ v < 8.0r98.1 ≤ v < 8.1R58.1 ≤ v < 8.1r58.2 ≤ v < 8.2R48.2 ≤ v < 8.2r48.08.18.2
Affected range stops below 8.0r9, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.1r5, so it looks safe — our inference, not a vendor statement
Affected range stops below 8.2r4, so it looks safe — our inference, not a vendor statement
eaton-smp-sg-4260 (same device)
All versions
All versions
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-400NVD-CWE-noinfo

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