CVE-2023-39457
criticalpriority · track · 1OT risk · elevatedEPSS 0.020 · 81 %ileEURUUSEPSS · scored 2026-10-27
Triangle MicroWorks SCADA Data Gateway Missing Authentication Vulnerability. This vulnerability allows remote attackers to bypass authentication on affected installations of Triangle MicroWorks SCADA Data Gateway. Authentication is not required to exploit this vulnerability. The specific flaw exists due to the lack of user authentication. The issue results from missing authentication in the default system configuration. An attacker can leverage this vulnerability to execute arbitrary code in the context of root. Was ZDI-CAN-20501.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
- trianglemicroworks scada data gateway= 5.1.3.20324nvdUScpe:2.3:a:trianglemicroworks:scada_data_gateway:*:*:*:*:*:*:*:*
also known as (6)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (7)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/cveshow/CVE-2023-39457/cnnvd
- https://www.trianglemicroworks.com/products/scada-data-gateway/what's-newcnnvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-1025/cnnvd
- https://www.trianglemicroworks.com/products/scada-data-gateway/what's-newenisa_euvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-1025/enisa_euvd
- https://www.trianglemicroworks.com/products/scada-data-gateway/what's-newRelease Notesnvd
- https://www.zerodayinitiative.com/advisories/ZDI-23-1025/Third Party Advisorynvd
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