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.
History

Wed, 25 Mar 2026 22:00:00 +0000

Type Values Removed Values Added
Title SSH Misconfiguration Enabling Exfiltration of Service Information in Tenable OT

Wed, 25 Mar 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 25 Mar 2026 12:00:00 +0000

Type Values Removed Values Added
First Time appeared Tenable
Tenable tenable Operation Technology
Vendors & Products Tenable
Tenable tenable Operation Technology

Tue, 24 Mar 2026 20:30:00 +0000

Type Values Removed Values Added
Description 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.
Weaknesses CWE-16
References
Metrics cvssV4_0

{'score': 1.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P'}


cve-icon MITRE

Status: PUBLISHED

Assigner: tenable

Published:

Updated: 2026-03-25T14:27:17.139Z

Reserved: 2026-03-19T16:38:57.418Z

Link: CVE-2026-4433

cve-icon Vulnrichment

Updated: 2026-03-25T14:23:37.008Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-03-24T21:16:29.687

Modified: 2026-03-25T15:41:58.280

Link: CVE-2026-4433

cve-icon Redhat

No data.