CVE-2025-4827: TOTOLINK A702R/A3002R/A3002RU HTTP POST Request formSaveConfig buffer overflow

Published May 17, 2025
·
Updated

A vulnerability, which was classified as critical, was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. Affected is an unknown function of the file /boafrm/formSaveConfig of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected Software

9 affected components
TOTOLINK A702R
TOTOLINK A3002R
TOTOLINK A3002RU
All of the following
TOTOLINK A702r Firmware=3.0.0-b20230809.1615
TOTOLINK A702R
All of the following
TOTOLINK A3002R Firmware=3.0.0-b20230809.1615
TOTOLINK A3002R
All of the following
TOTOLINK A3002ru Firmware=3.0.0-b20230809.1615
TOTOLINK A3002RU

Event History

May 17, 2025
CVE Published
via MITRE·02:49 PM
Data Sourced
via MITRE·02:49 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeakness
Mar 12, 57362
Event
via FIRST·04:15 AM
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Frequently Asked Questions

1

What is the severity of CVE-2025-4827?

CVE-2025-4827 is classified as a critical vulnerability.

2

Which devices are affected by CVE-2025-4827?

CVE-2025-4827 affects the TOTOLINK A702R, A3002R, and A3002RU routers.

3

How do I fix CVE-2025-4827?

To fix CVE-2025-4827, update the firmware of the affected TOTOLINK devices to the latest version.

4

What component is vulnerable in CVE-2025-4827?

The vulnerability in CVE-2025-4827 is present in the HTTP POST Request Handler of the file /boafrm/formSaveConfig.

5

What type of attack does CVE-2025-4827 allow?

CVE-2025-4827 allows for manipulation of the submit-url argument, potentially leading to unauthorized access.

Contact

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