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VULNERABILITIES

CVE-2026-4433 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:4.3 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://www.tenable.com/security/tns-2026-9 [email protected]PatchVendor Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-16Configuration[email protected]

Affected Products

ProductVersions
tenable operational technology exposure
>= 3.18.58, < 4.2.40

CPE

  • cpe:2.3:a:tenable:operational_technology_exposure:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
linux linux kernel
All versions

CPE

  • cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
  • cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:x64:*

Remediation

  • No remediation found in references.

Change History

5 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-4433
NVD Published Date:
Mar 24, 2026
NVD Last Modified:
Aug 18, 2026
Source:
[email protected]
CVE-2026-4433 Details - Not Deferred