What’s Vulnerable › Vulnerabilities

CVE-2023-39461: Triangle MicroWorks SCADA Data Gateway Event Log Improper Output Neutralization For Logs Arbitrary File Write Vulnerability

• Severity: medium (CVSS 4.4 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-03 · updated 2026-06-17
• Weakness: CWE-117

Description

Triangle MicroWorks SCADA Data Gateway Event Log Improper Output Neutralization For Logs Arbitrary File Write Vulnerability. This vulnerability allows remote attackers to write arbitrary files 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 handling of event logs. The issue results from improper sanitization of log output. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of root. Was ZDI-CAN-20535.

Affected products

• Triangle MicroWorks SCADA Data Gateway: 5.1.3.20324

References

• https://www.trianglemicroworks.com/products/scada-data-gateway/what's-new
• https://www.zerodayinitiative.com/advisories/ZDI-23-1029/
• https://www.trianglemicroworks.com/products/scada-data-gateway/what's-new
• https://www.zerodayinitiative.com/advisories/ZDI-23-1029/

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