HIGH CWE-347
CVE-2026-9779
ATEN Unizon doCryptoHugeFileToFile Improper Verification of Cryptographic Signature Remote Code Execution Vulnerability
ATEN·Unizon
7.2/ 10
CVSS 3.0
High severity
0.68%
EPSS exploit odds
Chance of exploitation in the next 30 days
Higher than 53% of all CVEs
Not listed
CISA KEV catalog
No confirmed in-the-wild exploitation on CISA's list.
Timeline
- Published
- Jun 24, 2026
- Updated
- Jun 25, 2026
- First covered
- Jun 30, 2026
- Latest story
- 5 months ago
Summary
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-347Improper Verification of Cryptographic Signature
Attack profile
Attack vectorNetwork
ComplexityLow
PrivilegesHigh
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HAffected products
- ATEN Unizon2.6.253.001