7.7
HIGH CVSS 4.0
CVE-2025-14739
Uninitialized Pointer Vulnerability in TP-Link WR940N and WR941ND
Description

Access of Uninitialized Pointer vulnerability in TP-Link WR940N and WR941ND allows local unauthenticated attackers the ability to execute DoS attack and potentially arbitrary code execution under the context of the ‘root’ user.This issue affects WR940N and WR941ND: ≤ WR940N v5 3.20.1 Build 200316, ≤ WR941ND v6 3.16.9 Build 151203.

INFO

Published Date :

Dec. 18, 2025, 7:16 p.m.

Last Modified :

Dec. 18, 2025, 7:16 p.m.

Remotely Exploit :

No

Source :

f23511db-6c3e-4e32-a477-6aa17d310630
Affected Products

The following products are affected by CVE-2025-14739 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 4.0 MEDIUM f23511db-6c3e-4e32-a477-6aa17d310630
CVSS 4.0 HIGH f23511db-6c3e-4e32-a477-6aa17d310630
Solution
Update firmware to a version that addresses uninitialized pointer access and code execution vulnerabilities.
  • Update firmware on affected devices.
  • Apply vendor patches when available.
  • Restrict access to the device.
  • Monitor system for unexpected behavior.
References to Advisories, Solutions, and Tools
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-14739 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-14739 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-14739 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-14739 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by f23511db-6c3e-4e32-a477-6aa17d310630

    Dec. 18, 2025

    Action Type Old Value New Value
    Added Tag unsupported-when-assigned
    Added Description Access of Uninitialized Pointer vulnerability in TP-Link WR940N and WR941ND allows local unauthenticated attackers the ability to execute DoS attack and potentially arbitrary code execution under the context of the ‘root’ user.This issue affects WR940N and WR941ND: ≤ WR940N v5 3.20.1 Build 200316, ≤ WR941ND v6 3.16.9 Build 151203.
    Added CVSS V4.0 AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CWE CWE-824
    Added Reference https://blog.exodusintel.com/2022/06/23/tp-link-wr940n-wr941nd-uninitialized-pointer-vulnerability/
    Added Reference https://www.tp-link.com/us/support/download/tl-wr940n/v5/#Firmware
    Added Reference https://www.tp-link.com/us/support/download/tl-wr941nd/#Firmware
    Added Reference https://www.tp-link.com/us/support/faq/4848/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 7.7
Attack Vector
Attack Complexity
Attack Requirements
Privileges Required
User Interaction
VS Confidentiality
VS Integrity
VS Availability
SS Confidentiality
SS Integrity
SS Availability