CVE-2025-9783

A vulnerability was determined in TOTOLINK A702R 4.0.0-B20211108.1423. This issue affects the function sub_418030 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.

CVSS v3 8.8 HIGH
CVSS v2.0 9.0 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 8.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formParentControl/formParentControl.md	Broken Link
https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formParentControl/formParentControl.md#poc	Broken Link
https://vuldb.com/?ctiid.322085	Permissions Required
https://vuldb.com/?id.322085	Third Party Advisory VDB Entry
https://vuldb.com/?submit.640991	Third Party Advisory VDB Entry
https://www.totolink.net/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:a702r_firmware:4.0.0-b20211108.1423:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a702r:-:*:*:*:*:*:*:*

History

26 Sep 2026, 00:10

Type	Values Removed	Values Added
Summary		(es) Se determinó una vulnerabilidad en TOTOLINK A702R 4.0.0-B20211108.1423. Este problema afecta a la función sub_418030 del archivo /boafrm/formParentControl. La manipulación del argumento submit-url puede conducir a un desbordamiento de búfer. El ataque puede lanzarse de forma remota. El exploit ha sido divulgado públicamente y puede utilizarse.

Information

Published : 2025-09-01 15:15

Updated : 2026-09-26 00:10

NVD link : CVE-2025-9783

Mitre link : CVE-2025-9783

CVE.ORG link : CVE-2025-9783

JSON object : View

Products Affected

totolink

a702r
a702r_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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