Description
Path traversal in the certificate upload endpoint (/api/certificate/upload) of the turbineweb web interface in Zenitel VSFF6, VSFF8, VSFF8MP, VSFF8MN, and VSFT devices with software versions from 10.0.3.0 before 10.1.3.0 allows authenticated administrators to write arbitrary files as root via a crafted filename parameter in a multipart upload request when the type field is set to any value other than https_certificate. In that case, both path validation and certificate content validation are skipped.



This can be escalated to arbitrary code execution as root, for example by overwriting startup scripts or planting SSH keys.
Published: 2026-11-13
Score: 8.6 High
EPSS: n/a
KEV: No
AI Analysis

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Remediation

Vendor Solution

Affected devices should upgrade to version 10.1.3.0 (and newer).

Tracking

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Advisories

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History

Fri, 13 Nov 2026 16:00:00 +0000

Type Values Removed Values Added
Description Path traversal in the certificate upload endpoint (/api/certificate/upload) of the turbineweb web interface in Zenitel VSFF6, VSFF8, VSFF8MP, VSFF8MN, and VSFT devices with software versions from 10.0.3.0 before 10.1.3.0 allows authenticated administrators to write arbitrary files as root via a crafted filename parameter in a multipart upload request when the type field is set to any value other than https_certificate. In that case, both path validation and certificate content validation are skipped. This can be escalated to arbitrary code execution as root, for example by overwriting startup scripts or planting SSH keys.
Title Path traversal in Zenitel turbineweb certificate upload allows arbitrary file write as root
Weaknesses CWE-22
CWE-434
References
Metrics cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/S:P'}


Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: Zenitel

Published:

Updated: 2026-11-13T20:03:58.215Z

Reserved: 2026-09-22T05:16:24.841Z

Link: CVE-2026-95378

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-11-13T16:19:37.510

Modified: 2026-11-13T20:19:03.120

Link: CVE-2026-95378

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses
  • CWE-22

    Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

  • CWE-434

    Unrestricted Upload of File with Dangerous Type