CVE-2025-28034: OS Command Injection

Published Apr 22, 2025
·
Updated

TOTOLINK A800R V4.1.2cu.5137B20200730, A810R V4.1.2cu.5182B20201026, A830R V4.1.2cu.5182B20201102, A950RG V4.1.2cu.5161B20200903, A3000RU V5.9c.5185B20201128, and A3100R V4.1.2cu.5247B20211129 were found to contain a pre-auth remote command execution vulnerability in the NTPSyncWithHost function through the hostTime parameter.

Affected Software

18 affected components
TOTOLINK A800R=V4.1.2cu.5137_B20200730
TOTOLINK A810R=V4.1.2cu.5182_B20201026
TOTOLINK A830R=V4.1.2cu.5182_B20201102
TOTOLINK A950RG=V4.1.2cu.5161_B20200903
TOTOLINK A3000RU=V5.9c.5185_B20201128
TOTOLINK A3100R=V4.1.2cu.5247_B20211129
All of the following
TOTOLINK A800r Firmware=4.1.2cu.5137_b20200730
TOTOLINK A800R
All of the following
TOTOLINK A810r Firmware=4.1.2cu.5182_b20201026
TOTOLINK A810R
All of the following
TOTOLINK A830r Firmware=4.1.2cu.5182_b20201102
TOTOLINK A830R
All of the following
TOTOLINK A950rg Firmware=4.1.2cu.5161_b20200903
TOTOLINK A950RG
All of the following
TOTOLINK A3000ru Firmware=5.9c.5185_b20201128
TOTOLINK A3000RU
All of the following
TOTOLINK A3100r Firmware=4.1.2cu.5247_b20211129
TOTOLINK A3100R

Event History

Apr 22, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-28034?

CVE-2025-28034 has been classified as a critical severity vulnerability due to its potential for pre-auth remote command execution.

2

How do I fix CVE-2025-28034?

To remediate CVE-2025-28034, users should update their TOTOLINK devices to the latest firmware version provided by the manufacturer.

3

Which devices are affected by CVE-2025-28034?

CVE-2025-28034 affects multiple TOTOLINK devices, including A800R, A810R, A830R, A950RG, A3000RU, and A3100R models.

4

What type of vulnerability is CVE-2025-28034?

CVE-2025-28034 is a pre-authentication remote command execution vulnerability exploited through the NTPSyncWithHost function.

5

How can I determine if my device is vulnerable to CVE-2025-28034?

To check if your device is vulnerable to CVE-2025-28034, verify if it is running the affected firmware versions specified for the listed TOTOLINK models.

Company

Resources

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