What is the severity of CVE-2024-54887?

CVE-2024-54887 is classified as a high severity vulnerability due to its potential to allow arbitrary code execution.

How do I fix CVE-2024-54887?

To fix CVE-2024-54887, update the firmware of TP-Link TL-WR940N and TL-WR940N V4 devices to the latest version beyond 3.16.9.

What systems are affected by CVE-2024-54887?

CVE-2024-54887 affects TP-Link TL-WR940N V3 and V4 routers with firmware version 3.16.9 and earlier.

What attack vector is used in CVE-2024-54887?

CVE-2024-54887 can be exploited via a buffer overflow through the dnsserver1 and dnsserver2 parameters at the specified URL.

Who can exploit CVE-2024-54887?

An authenticated attacker can exploit CVE-2024-54887 to execute arbitrary code on the vulnerable device.

Vulnerability/
CVE-2024-54887

high

CWE

119 120

9/1/2025

15/1/2025

CVE-2024-54887: Buffer Overflow

First published: Thu Jan 09 2025(Updated: )

TP-Link TL-WR940N V3 and V4 with firmware 3.16.9 and earlier contain a buffer overflow via the dnsserver1 and dnsserver2 parameters at /userRpm/Wan6to4TunnelCfgRpm.htm. This vulnerability allows an authenticated attacker to execute arbitrary code on the remote device in the context of the root user.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
TP-Link WR940N	<=3.16.9
TP-Link TL-WR940N V4 Firmware	<=3.16.9

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2024-54887?
CVE-2024-54887 is classified as a high severity vulnerability due to its potential to allow arbitrary code execution.
How do I fix CVE-2024-54887?
To fix CVE-2024-54887, update the firmware of TP-Link TL-WR940N and TL-WR940N V4 devices to the latest version beyond 3.16.9.
What systems are affected by CVE-2024-54887?
CVE-2024-54887 affects TP-Link TL-WR940N V3 and V4 routers with firmware version 3.16.9 and earlier.
What attack vector is used in CVE-2024-54887?
CVE-2024-54887 can be exploited via a buffer overflow through the dnsserver1 and dnsserver2 parameters at the specified URL.
Who can exploit CVE-2024-54887?
An authenticated attacker can exploit CVE-2024-54887 to execute arbitrary code on the vulnerable device.

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agent/type
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agent/first-publish-date
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agent/last-modified-date
agent/severity
agent/weakness
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collector/mitre-cve
source/MITRE
agent/source
agent/tags
agent/softwarecombine
agent/guess-ai
agent/software-canonical-lookup
agent/software-canonical-lookup-request
vendor/tp-link
canonical/tp-link wr940n
canonical/tp-link tl-wr940n v4 firmware

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Frequently Asked Questions

What is the severity of CVE-2024-54887?
CVE-2024-54887 is classified as a high severity vulnerability due to its potential to allow arbitrary code execution.
How do I fix CVE-2024-54887?
To fix CVE-2024-54887, update the firmware of TP-Link TL-WR940N and TL-WR940N V4 devices to the latest version beyond 3.16.9.
What systems are affected by CVE-2024-54887?
CVE-2024-54887 affects TP-Link TL-WR940N V3 and V4 routers with firmware version 3.16.9 and earlier.
What attack vector is used in CVE-2024-54887?
CVE-2024-54887 can be exploited via a buffer overflow through the dnsserver1 and dnsserver2 parameters at the specified URL.
Who can exploit CVE-2024-54887?
An authenticated attacker can exploit CVE-2024-54887 to execute arbitrary code on the vulnerable device.