CVE-2025-28025: Buffer Overflow

Published Apr 23, 2025
·
Updated

TOTOLINK 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 buffer overflow vulnerability in downloadFile.cgi through the v14 parameter.

Affected Software

12 affected components
TOTOLINK A830R
TOTOLINK A950RG
TOTOLINK A3000RU
TOTOLINK A3100R
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 23, 2025
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:16 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-28025?

CVE-2025-28025 has been classified with a high severity level due to its potential to allow remote code execution through buffer overflow.

2

How do I fix CVE-2025-28025?

To fix CVE-2025-28025, update your TOTOLINK A830R, A950RG, A3000RU, or A3100R firmware to the latest version provided by the vendor.

3

What products are affected by CVE-2025-28025?

The affected products include TOTOLINK A830R, A950RG, A3000RU, and A3100R routers.

4

What is the exploit of CVE-2025-28025?

CVE-2025-28025 allows attackers to exploit the vulnerability in downloadFile.cgi via the v14 parameter to cause a buffer overflow.

5

Is there a known workaround for CVE-2025-28025?

Currently, the recommended action is to apply the firmware update as there are no effective workarounds to mitigate CVE-2025-28025.

Company

Resources

Contact

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