CVE-2026-9779
ATEN Unizon doCryptoHugeFileToFile Improper Verification of Cryptographic Signature Remote Code Execution Vulnerability
CVSS Score
7.2
EPSS Score
0.0%
EPSS Percentile
0th
ATEN Unizon doCryptoHugeFileToFile Improper Verification of Cryptographic Signature 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 updateWar method. The issue results from an incorrect implementation of cryptographic signature verification. An attacker can leverage this vulnerability to execute code in the context of SYSTEM. Was ZDI-CAN-28590.
| CWE | CWE-347 |
| Vendor | aten |
| Product | unizon |
| Published | Jun 24, 2026 |
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CVSS v3 Breakdown
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H Affected Versions
ATEN / Unizon
2.6.253.001