Vulnerability Details CVE-2026-4433
An SSH misconfigurations exists in Tenable OT that led to the potential exfiltration of socket, port, and service information via the ostunnel user and GatewayPorts. This could be used to potentially glean information about the underlying system and give an attacker information that could be used to attempt to compromise the host.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 5.9%
CVSS Severity
CVSS v3 Score 4.3
References
Products affected by CVE-2026-4433
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cpe:2.3:a:tenable:operational_technology_exposure:3.18.58
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cpe:2.3:a:tenable:operational_technology_exposure:4.0.30
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cpe:2.3:a:tenable:operational_technology_exposure:4.1.38
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cpe:2.3:a:tenable:operational_technology_exposure:4.1.45
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cpe:2.3:a:tenable:operational_technology_exposure:4.2.32
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cpe:2.3:a:tenable:operational_technology_exposure:4.2.33
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cpe:2.3:a:tenable:operational_technology_exposure:4.2.38
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cpe:2.3:o:linux:linux_kernel:-