CVE-2025-8140: TOTOLINK A702R HTTP POST Request formWlanMultipleAP buffer overflow

Published Jul 25, 2025
·
Updated

A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been declared as critical. This vulnerability affects unknown code of the file /boafrm/formWlanMultipleAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected Software

3 affected components
TOTOLINK A702R
All of the following
TOTOLINK A702r Firmware=4.0.0-b20230721.1521
TOTOLINK A702R

Event History

Jul 25, 2025
CVE Published
via MITRE·09:02 AM
Data Sourced
via MITRE·09:02 AM
DescriptionSeverityWeakness
Data Sourced
via NVD·09:15 AM
DescriptionSeverityWeaknessAffected Software
Jun 18, 58473
Event
via NVD·10:13 PM
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Frequently Asked Questions

1

What is the severity of CVE-2025-8140?

CVE-2025-8140 has been declared as critical.

2

What component is affected by CVE-2025-8140?

CVE-2025-8140 affects the HTTP POST Request Handler of the TOTOLINK A702R.

3

How does CVE-2025-8140 exploit occur?

The exploitation of CVE-2025-8140 occurs through the manipulation of the argument submit-url.

4

What are the potential consequences of exploiting CVE-2025-8140?

Exploiting CVE-2025-8140 can lead to a buffer overflow vulnerability.

5

What is the version of the affected product for CVE-2025-8140?

The affected product for CVE-2025-8140 is TOTOLINK A702R version 4.0.0-B20230721.1521.

Contact

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