Vulnerability Database

309,586

Total vulnerabilities in the database

CVE-2025-2767

Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Arista NG Firewall. Minimal user interaction is required to exploit this vulnerability.

The specific flaw exists within the processing of the User-Agent HTTP header. The issue results from the lack of proper validation of user-supplied data, which can lead to the injection of an arbitrary script. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-24407.

  • Published: Apr 23, 2025
  • Updated: Nov 16, 2025
  • CVE: CVE-2025-2767
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.6
  • AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

CWEs:

OWASP TOP 10:

Software From Fixed in
arista / ng_firewall 17.1.1 17.1.1.x