ATEN Unizon 2.7.262.002 uploadSSL path traversal

Summaryinfo

A vulnerability was found in ATEN Unizon 2.7.262.002. It has been classified as critical. This affects the function uploadSSL. Performing a manipulation results in path traversal. This vulnerability was named CVE-2026-9775. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in ATEN Unizon 2.7.262.002. It has been classified as problematic. This affects the function uploadSSL. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on integrity, and availability. The summary by CVE is:

ATEN Unizon uploadSSL Directory Traversal Arbitrary File Deletion Vulnerability. This vulnerability allows remote attackers to delete arbitrary files on affected installations of ATEN Unizon. Authentication is required to exploit this vulnerability. The specific flaw exists within the uploadSSL 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 delete files or create a denial-of-service condition on the system. Was ZDI-CAN-28503.

It is possible to read the advisory at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2026-9775 since 05/28/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Additional levels of successful authentication are necessary for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• ATEN

Name

• Unizon

Version

• 2.7.262.002

CPE 2.3info

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CPE 2.2info

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Entryinfo

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