Security Advisory
Cybersecurity
As IoT adoption continues to proliferate, cybersecurity has become one of the top priorities. Aten created a vulnerability management policy to provide guidance and information to our customers in the event of a reported vulnerability. The management policy ensures that Aten's customers have steady, unambiguous resources to help them understand how Aten resolves or mitigates reported vulnerabilities.
CVE-2026-5057
ZDI-CAN-29041: ATEN Unizon RpcProvider Missing Authentication Denial-of-Service Vulnerability
A vulnerability has been discovered in ATEN Unizon versions prior to V2.7.262. 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.
Security Patch
Download the latest security patch here:
Download the Security Patch
Acknowledgments
We thank Bobby Gould, in collaboration with the Zero Day Initiative (ZDI) by Trend Micro, for responsibly disclosing this vulnerability.
Release Date: 2026/07/29
Vulnerability Scoring Details :
The vulnerability scores and vectors are listed below.
| Severity | CVSS Score | Vector |
|---|---|---|
| HIGH | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
