CVE-2026-5057CWE-306

ATEN Unizon RpcProvider Missing Authentication Denial-of-Service Vulnerability

High · published July 29, 2026

CVSS v3.0
7.5
EPSS
1%
Percentile
54.1
In the wild
Unconfirmed
What it is

ATEN Unizon RpcProvider Missing Authentication Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of ATEN Unizon. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the RpcProvider class. The issue results from the lack of authentication prior to allowing access to functionality. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-29041.

The record
Technical detail
CVSS v3.0
7.5 · HIGH
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00739 · 54.1th percentile
Weakness
CWE-306 · Missing Authentication for Critical Function
Published
2026-07-29T19:10Z
EPSS history
Timeline
  • 29 JUL 19:10Z
    ATEN Unizon RpcProvider Missing Authentication Denial-of-Service Vulnerability
    cvelistv5