Improper access control in Arista Extensible Operating System (EOS) - CVE-2025-1259

 

Improper access control in Arista Extensible Operating System (EOS) - CVE-2025-1259

Published: May 17, 2025


Vulnerability identifier: #VU109385
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-1259
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions when handling gNOI requests. A remote user can bypass implemented security restrictions and gain access to sensitive information.


Affected software

Arista Extensible Operating System (EOS)

How to mitigate CVE-2025-1259

Install updates from vendor's website.

Arista Extensible Operating System (EOS) - addressed in versions 4.28.13, 4.29.10, 4.30.9, 4.31.6, 4.32.4, 4.33.2

External References

Related Security Bulletins