CVE-2023-39458
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent 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 within the handling of certificates. The service uses a hard-coded default SSL certificate. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20509.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- High
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent 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 within the handling of certificates. The service uses a hard-coded default SSL certificate. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20509.
- Record
CVE-2023-39458- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
EUVDEUVD-2023-43181
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent 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 within the handling of certificates. The service uses a hard-coded default SSL certificate. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20509.
- Record
EUVD-2023-43181- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v7hm-ffjj-p8g7
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass...
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent 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 within the handling of certificates. The service uses a hard-coded default SSL certificate. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20509.
- Record
GHSA-v7hm-ffjj-p8g7- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
NVD
Triangle MicroWorks SCADA Data Gateway Use of Hard-coded Credentials Authentication Bypass Vulnerability. This vulnerability allows network-adjacent 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 within the handling of certificates. The service uses a hard-coded default SSL certificate. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-20509.
- Record
CVE-2023-39458- CVSS 3.0
- 5.3 Medium
CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-798
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-39458 is a medium vulnerability (CVSS 5.3) in Triangle Microworks Scada Data Gateway, published May 3, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.