---
id: CVE-2025-57220
title: >-
  An input validation flaw in the 'ate' service of Tenda AC10 v4.0 firmware
  v16.03.10.09_multi_TDE01 to escalate privileges to root via a crafted UDP
  packet.
summary: >-
  An input validation flaw in the 'ate' service of Tenda AC10 v4.0 firmware
  v16.03.10.09_multi_TDE01 to escalate privileges to root via a crafted UDP
  packet.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-20
vendor: tenda
product: ac10_firmware
affected:
  - ac10_firmware = 16.03.10.09_multi_tde01
published: '2025-08-28'
updated: '2026-09-26'
sourceUpdated: '2026-09-26T00:10:00.127'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-57220'
references:
  - url: >-
      https://plaid-knot-11b.notion.site/Unauthenticated-Remote-Root-Shell-via-Input-Validation-Flaw-in-ate-Service-on-Tenda-AC10-V4-0-23fb3e9cce32804d93aad7e79a82a7aa?source=copy_link
    label: cve@mitre.org
tags:
  - nvd
epss: 0.008
epssPercentile: 0.54724
ingestedAt: '2026-09-26T00:22:39.892Z'
---

## Overview

An input validation flaw in the 'ate' service of Tenda AC10 v4.0 firmware v16.03.10.09_multi_TDE01 to escalate privileges to root via a crafted UDP packet.

## Affected

- `ac10_firmware = 16.03.10.09_multi_tde01`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.