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.
Fix
Patch, vendor advisory and mitigation references on NVD 1
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 6.5 · atenNVD modified 2026-10-25 23:10
Affected (CPE criteria) 1
cpe:2.3:a:aten:unizon:*:*:*:*:*:*:*:*
References 2
- https://www.aten.com/global/en/supportcenter/info/security-advisory/28/ Vendor Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-26-379/ Third Party Advisory