CVE-2026-9779CWE-347

ATEN Unizon doCryptoHugeFileToFile Improper Verification of Cryptographic Signature Remote Code Execution Vulnerability

High · published June 24, 2026

CVSS v3.0
7.2
EPSS
1%
Percentile
51.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.0
7.2 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00680 · 51.8th percentile
Weakness
CWE-347 · Improper Verification of Cryptographic Signature
Published
2026-06-24T21:37Z
EPSS history
Timeline
  • 24 JUN 21:37Z
    ATEN Unizon doCryptoHugeFileToFile Improper Verification of Cryptographic Signature Remote Code Execution Vulnerability
    cvelistv5