---
id: CVE-2025-14654
title: A vulnerability was identified in Tenda AC20 16.03.08.12
summary: >-
  A vulnerability was identified in Tenda AC20 16.03.08.12. The affected element
  is the function formSetPPTPUserList of the file /goform/setPptpUserList of the
  component httpd. Such manipulation of the argument list leads to stack-based
  bu…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-119
  - CWE-121
  - CWE-787
vendor: tenda
product: ac20_firmware
affected:
  - ac20_firmware = 16.03.08.12
published: '2025-12-14'
updated: '2026-10-07'
sourceUpdated: '2026-10-07T19:10:00.160'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-14654'
references:
  - url: >-
      https://github.com/Madgeaaaaa/MY_VULN_2/blob/main/Tenda/VULN12/AC20_SetPptpUserList.md
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.336387'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.336387'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.712899'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.03327
epssPercentile: 0.88247
ingestedAt: '2026-10-07T19:44:15.669Z'
---

## Overview

A vulnerability was identified in Tenda AC20 16.03.08.12. The affected element is the function formSetPPTPUserList of the file /goform/setPptpUserList of the component httpd. Such manipulation of the argument list leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

## Affected

- `ac20_firmware = 16.03.08.12`

## Remediation

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