CVE-2023-39463

Triangle MicroWorks SCADA Data Gateway Trusted Certification Unrestricted Upload of File Remote Code Execution Vulnerability

Description

Triangle MicroWorks SCADA Data Gateway Trusted Certification Unrestricted Upload of File Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Triangle MicroWorks SCADA Data Gateway. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the trusted certification feature. The issue lies in the handling of the OpcUaSecurityCertificateAuthorityTrustDir variable, which allows an arbitrary file write with attacker-controlled data. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-20537.

Category

7.2
CVSS
Severity: High
CVSS 3.0 •
EPSS 0.25%
Vendor Advisory trianglemicroworks.com
Affected: Triangle MicroWorks SCADA Data Gateway
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-23-1031/ third party advisory
https://www.trianglemicroworks.com/products/scada-data-gateway/what's-new vendor advisory release notes

Frequently Asked Questions

What is the severity of CVE-2023-39463?
CVE-2023-39463 has been scored as a high severity vulnerability.
How to fix CVE-2023-39463?
To fix CVE-2023-39463, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-39463 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-39463 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-39463?
CVE-2023-39463 affects Triangle MicroWorks SCADA Data Gateway.
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