CVE-2023-39457Network attack vector

Unauthenticated root code execution via default configuration

Published May 3, 2024 · Updated Aug 2, 2024

Missing authentication in Triangle MicroWorks SCADA Data Gateway 5.1.3.20324 allows remote attackers to execute arbitrary code as root. The default system configuration exposes protected gateway functionality without performing user authentication. No credentials or user interaction are required, and successful exploitation grants root-level code execution.

CVSS severity9.8
Critical
EPSS probability2.03%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authentication in Triangle MicroWorks SCADA Data Gateway 5.1.3.20324 allows remote attackers to execute arbitrary code as root. The default system configuration exposes protected gateway functionality without performing user authentication. No credentials or user interaction are required, and successful exploitation grants root-level code execution.

The record

CVE
CVE-2023-39457
Published
May 3, 2024
Updated
Aug 2, 2024
Vendor
Triangle MicroWorks
Product
SCADA Data Gateway
Classifications
CWE-306, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. May 3, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=5.1.3.20324

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Triangle MicroWorks · SCADA Data Gatewayversion=5.1.3.20324

Published CVSS scores

9.8Zero Day InitiativeCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-306Missing Authentication for Critical Function
T1190Exploit Public-Facing Application

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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