---
id: CVE-2025-14993
title: A vulnerability was detected in Tenda AC18 15.03.05.05
summary: >-
  A vulnerability was detected in Tenda AC18 15.03.05.05. This affects the
  function sprintf of the file /goform/SetDlnaCfg of the component HTTP Request
  Handler. The manipulation of the argument scanList results in stack-based
  buffer overf…
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
vendor: tenda
product: ac18_firmware
affected:
  - ac18_firmware = 15.03.05.05
published: '2025-12-21'
updated: '2026-09-28'
sourceUpdated: '2026-09-28T10:10:00.473'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-14993'
references:
  - url: >-
      https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda_AC18/SetDlnaCfg/SetDlnaCfg.md
    label: cna@vuldb.com
  - url: >-
      https://github.com/z472421519/BinaryAudit/blob/main/PoC/BOF/Tenda_AC18/SetDlnaCfg/SetDlnaCfg.md#reproduce
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.337687'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.337687'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.719084'
    label: cna@vuldb.com
  - url: 'https://www.tenda.com.cn/'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00781
epssPercentile: 0.54169
ingestedAt: '2026-09-28T11:08:06.665Z'
---

## Overview

A vulnerability was detected in Tenda AC18 15.03.05.05. This affects the function sprintf of the file /goform/SetDlnaCfg of the component HTTP Request Handler. The manipulation of the argument scanList results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.

## Affected

- `ac18_firmware = 15.03.05.05`

## Remediation

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