CVE-2025-2767

CRITICAL 9.6CVE-2025-2767 · Published 23/04/2025 · updated 17/06/2026

In short

CVE-2025-2767 is a CRITICAL (CVSS 9.6) vulnerability affecting ng firewall (arista).
Chance of exploitation in the next 30 days (EPSS): 0.65%, higher than 51.3% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
ng firewall arista	`= 17.1.1`	No fix yet

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.

References

zerodayinitiative.com/advisories/ZDI-25-181 · Third Party Advisory

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Package

Affected versions

Patched versions

ng firewall

arista

= 17.1.1

No fix yet

Description

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