CVE-2025-2767: (0Day) Arista NG Firewall User-Agent Cross-Site Scripting Remote Code Execution Vulnerability
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2025-2767?
CVE-2025-2767 is categorized as a critical severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2025-2767?
To fix CVE-2025-2767, update the Arista NG Firewall to the latest version provided by Arista that addresses this vulnerability.
Who is affected by CVE-2025-2767?
CVE-2025-2767 affects installations of the Arista NG Firewall system.
What is the nature of the exploitation for CVE-2025-2767?
CVE-2025-2767 allows remote attackers to execute arbitrary code with minimal user interaction required.
What type of vulnerability is CVE-2025-2767?
CVE-2025-2767 is classified as a Cross-Site Scripting (XSS) vulnerability that can lead to remote code execution.