CVE-2018-14336

HIGH

TP-Link WR840N - Denial of Service via Random MAC Address Packets

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2018-14336. PoCs published by Aniket Dinda.

AI-analyzed exploit summary This exploit demonstrates a buffer overflow vulnerability in TP-Link Wireless N Router WR840N by flooding the network with random MAC addresses using 'macof', causing a denial of service (DoS). The attack disrupts network connectivity, requiring a router reboot to restore functionality.

Description

TP-Link WR840N devices allow remote attackers to cause a denial of service (connectivity loss) via a series of packets with random MAC addresses.

Exploits (1)

exploitdb WORKING POC
by Aniket Dinda · textdoshardware
https://www.exploit-db.com/exploits/45064

This exploit demonstrates a buffer overflow vulnerability in TP-Link Wireless N Router WR840N by flooding the network with random MAC addresses using 'macof', causing a denial of service (DoS). The attack disrupts network connectivity, requiring a router reboot to restore functionality.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: TP-Link Wireless N Router WR840N
No auth needed
Prerequisites: Network access to the target router · Presence of 'macof' tool
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2
Core References
Exploit, Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/45064/

Scores

CVSS v3 7.5
EPSS 0.0830
EPSS Percentile 94.2%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (1)
tp-link/wr840n
Published Jul 19, 2018
Tracked Since Feb 18, 2026