CVE-2025-2767

Published Apr 23, 2025

Last updated 2 months ago

Overview

Description
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.
Source
zdi-disclosures@trendmicro.com
NVD status
Awaiting Analysis

Risk scores

CVSS 3.0

Type
Secondary
Base score
8.8
Impact score
5.9
Exploitability score
2.8
Vector string
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

zdi-disclosures@trendmicro.com
CWE-79

Social media

Hype score
Not currently trending

References

Sources include official advisories and independent security research.