CVE-2025-9783: TOTOLINK A702R formParentControl sub_418030 buffer overflow

Published Sep 1, 2025
·
Updated

A vulnerability was determined in TOTOLINK A702R 4.0.0-B20211108.1423. This issue affects the function sub418030 of the file /boafrm/formParentControl. Executing manipulation of the argument submit-url can lead to buffer overflow. The attack may be launched remotely. The exploit has been publicly disclosed and may be utilized.

Affected Software

3 affected components
TOTOLINK A702R
All of the following
TOTOLINK A702r Firmware=4.0.0-b20211108.1423
TOTOLINK A702R

Event History

Sep 1, 2025
CVE Published
via MITRE·02:32 PM
Data Sourced
via MITRE·02:32 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
Feb 28, 57989
Event
via FIRST·06:14 AM
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Frequently Asked Questions

1

What is the severity of CVE-2025-9783?

CVE-2025-9783 has a high severity rating due to the potential for remote exploitation and buffer overflow.

2

How do I fix CVE-2025-9783?

To fix CVE-2025-9783, you should update the TOTOLINK A702R to the latest firmware version provided by the manufacturer.

3

What types of attacks can be executed using CVE-2025-9783?

CVE-2025-9783 can be exploited to execute remote buffer overflow attacks that may compromise the device.

4

Is CVE-2025-9783 applicable to multiple devices?

CVE-2025-9783 specifically affects the TOTOLINK A702R model with the firmware version 4.0.0-B20211108.1423.

5

Can CVE-2025-9783 be exploited locally?

CVE-2025-9783 is a remotely exploitable vulnerability, meaning no local access is necessary to exploit it.

Contact

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