CVE-2022-25061

CRITICAL NUCLEI

TP-LINK TL-WR840N(ES)_V6.20_180709 - OS Command Injection via oal_setIp6DefaultRoute

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2022-25061. PoCs published by exploitwritter. A Nuclei detection template is also available.

AI-analyzed exploit summary This exploit targets a remote command execution vulnerability in the TP-Link WR840N router via the oal_setIp6DefaultRoute component. It uses a multi-stage approach to inject commands, download a reverse shell binary via TFTP, and execute it.

Description

TP-LINK TL-WR840N(ES)_V6.20_180709 was discovered to contain a command injection vulnerability via the component oal_setIp6DefaultRoute.

Exploits (1)

nomisec WORKING POC 2 stars
by exploitwritter · poc
https://github.com/exploitwritter/CVE-2022-25061

This exploit targets a remote command execution vulnerability in the TP-Link WR840N router via the oal_setIp6DefaultRoute component. It uses a multi-stage approach to inject commands, download a reverse shell binary via TFTP, and execute it.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: TP-Link WR840N router
Auth required
Prerequisites: Router IP address · Admin credentials · TFTP server hosting reverse shell binary · Listener for reverse shell
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Nuclei Templates (1)

TP-Link TL-WR840N - Command Injection
CRITICALby ritikchaddha
Shodan: title:"TL-WR840N"

References (3)

Core 3
Core References
Product x_refsource_misc
http://tp-link.com
Not Applicable, URL Repurposed x_refsource_misc
http://router.com

Scores

CVSS v3 9.8
EPSS 0.7249
EPSS Percentile 99.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-78
Status published
Products (1)
tp-link/tl-wr840n_firmware 6.20_180709
Published Feb 25, 2022
Tracked Since Feb 18, 2026