Triangle MicroWorks SCADA Data Gateway Directory Traversal Arbitrary File Creation Vulnerability

published 2024-05-03 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-43182

cvss: 7.8; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.0%; EPSS 1.0% chance of exploitation in 30 days, percentile 61%
public exploits: 0; none known

Triangle MicroWorks SCADA Data Gateway Directory Traversal Arbitrary File Creation Vulnerability. This vulnerability allows remote attackers to create arbitrary files on affected installations of Triangle MicroWorks SCADA Data Gateway. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the processing of workspace files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to create files in the context of Administrator. Was ZDI-CAN-20531.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-05-07)

Exploit prediction

0.96% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	7.8	CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Triangle MicroWorks SCADA Data Gateway
trianglemicroworks scada_data_gateway

Classification

Weakness

CWE-22 Improper Limitation of a Pathname to a Restricted Directory

References

trianglemicroworks.com /products/scada-data-gateway/what's-new
vendor-advisory, release-notes
zerodayinitiative.com /advisories/ZDI-23-1027/
third-party-advisory

Sources

CVE List CVE-2023-39459
NVD CVE-2023-39459

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Summary