CVE-2025-66003 - Vulnerability Details - OpenCVE

An External Control of File Name or Path vulnerability in smb4k allowsl ocal users to perform a local root exploit via smb4k mounthelper if they can access and control the contents of a Samba shareThis issue affects smb4k: from ? before 4.0.5.

Attack Vector Local

Attack Complexity High

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

No data.

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References

Link	Providers
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-66003
https://security.opensuse.org/2025/12/10/smb4k-major-issues-in-kauth-helper.html

History

Thu, 08 Jan 2026 18:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Thu, 08 Jan 2026 15:15:00 +0000

Type	Values Removed	Values Added
Description		An External Control of File Name or Path vulnerability in smb4k allowsl ocal users to perform a local root exploit via smb4k mounthelper if they can access and control the contents of a Samba shareThis issue affects smb4k: from ? before 4.0.5.
Title		Local users can perform a local root exploit via smb4k mounthelper
Weaknesses		CWE-73
References		https://bugzilla.suse.com/show_bug.cgi?id=CVE-2025-66003 https://security.opensuse.org/2025/12/10/smb4k-major-issues-in-kauth-helper.html
Metrics		cvssV4_0 `{'score': 7.3, 'vector': 'CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: suse

Published: 2026-01-08T14:58:46.292Z

Updated: 2026-01-08T15:43:16.738Z

Reserved: 2025-11-19T08:52:54.076Z

Link: CVE-2025-66003

Vulnrichment

Updated: 2026-01-08T15:43:09.211Z

NVD

Status : Awaiting Analysis

Published: 2026-01-08T15:15:43.733

Modified: 2026-01-08T18:08:18.457

Link: CVE-2025-66003

Redhat

No data.

OpenCVE Enrichment

No data.

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