CVE-2026-9779
High
Description
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.
SeverityHigh
CVSS7.2
Exploit probability—
ProductAten Unizon
PublishedJun 24, 2026
First seenJun 24, 2026
Weakness typeCWE-347CWE-347
How to fix
Update
- aten unizon2.7.264 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| aten unizon | v < 2.7.264 | 2.7.264 |
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