CVE-2026-9777
Received Received - Intake
ATEN Unizon Directory Traversal Remote Code Execution

Publication date: 2026-06-24

Last updated on: 2026-06-24

Assigner: Zero Day Initiative

Description
ATEN Unizon restoreDB Directory Traversal Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of ATEN Unizon. Authentication is required to exploit this vulnerability. The specific flaw exists within the restoreDB method. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-28578.
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Meta Information
Published
2026-06-24
Last Modified
2026-06-24
Generated
2026-06-25
AI Q&A
2026-06-25
EPSS Evaluated
N/A
NVD
CVE-2026-9777
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
aten unizon *
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-22 The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
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Executive Summary

This vulnerability exists in the ATEN Unizon software, specifically in the restoreDB method. It is a directory traversal flaw that allows an authenticated remote attacker to execute arbitrary code on the affected system. The root cause is the lack of proper validation of a user-supplied path before it is used in file operations, which can be exploited to run code with SYSTEM-level privileges.

Impact Analysis

If exploited, this vulnerability allows an attacker with authentication to execute arbitrary code on the affected system with SYSTEM privileges. This can lead to full control over the system, including the ability to modify, delete, or steal data, disrupt services, or use the system as a foothold for further attacks.

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