7.5

CVE-2026-9776

ATEN Unizon writeFileToHttpServletResponse Directory Traversal Information Disclosure Vulnerability

ATEN Unizon writeFileToHttpServletResponse Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of ATEN Unizon. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the writeFileToHttpServletResponse 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 disclose information in the context of SYSTEM. Was ZDI-CAN-28505.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Aten ≫ Unizon Version < 2.7.264
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.58% 0.724
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
Trend Micro 7.5 3.9 3.6
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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.

https://www.zerodayinitiative.com/advisories/ZDI-26-380/
Third Party Advisory
https://www.aten.com/global/en/supportcenter/info/security-advisory/29/
Vendor Advisory