CVE-2021-42884: OS Command Injection

Published Jun 3, 2022
·
Updated

TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in function setDeviceName of the file global.so which can control thedeviceName to attack.

Affected Software

2 affected components
TOTOLINK EX1200T firmware=4.1.2cu.5215
TOTOLINK EX1200T

Event History

Jun 3, 2022
CVE Published
via MITRE·10:35 AM
Data Sourced
via MITRE·10:35 AM
Description
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Frequently Asked Questions

1

What is CVE-2021-42884?

CVE-2021-42884 is a vulnerability in TOTOLINK EX1200T V4.1.2cu.5215 that allows remote command injection.

2

How does CVE-2021-42884 work?

CVE-2021-42884 works by exploiting the setDeviceName function in the global.so file to control the device name and launch attacks.

3

What is the severity of CVE-2021-42884?

CVE-2021-42884 has a severity rating of 9.8 (Critical).

4

How can CVE-2021-42884 be fixed?

To fix CVE-2021-42884, users should update their TOTOLINK EX1200T firmware to version 4.1.2cu.5215.

5

Where can I find more information about CVE-2021-42884?

More information about CVE-2021-42884 can be found at the following link: [https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_devicename_rce.md](https://github.com/p1Kk/vuln/blob/main/totolink_ex1200t_devicename_rce.md)

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