CVE search · CVE-2025-2767
CVE-2025-2767
critical 9.6
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.
Details
- Status
- Analyzed
- Published
- Last changed
- Source
- zdi-disclosures@trendmicro.com
- Weakness
- CWE-79
Severity
| Version | Score | Vector | Source |
|---|---|---|---|
| CVSS 3.1 | critical 9.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
nvd@nist.govPrimary |
| CVSS 3.0 | high 8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
zdi-disclosures@trendmicro.comSecondary |
Affected products
Vendor and product from the NVD’s CPE applicability statements. Versions and conditions are on the NVD’s page.
- arista · ng_firewall
References
- https://www.zerodayinitiative.com/advisories/ZDI-25-181/Third Party Advisory