CVE-2025-4731

A vulnerability classified as critical has been found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. This affects an unknown part of the file /boafrm/formPortFw of the component HTTP POST Request Handler. The manipulation of the argument service_type/ip_subnet leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used.

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/CH13hh/tmp_store_cc/blob/main/tt/ta/4.md	Broken Link
https://vuldb.com/?ctiid.309033	Permissions Required VDB Entry
https://vuldb.com/?id.309033	Third Party Advisory VDB Entry
https://vuldb.com/?submit.570688	Third Party Advisory VDB Entry
https://www.totolink.net/	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:a3002r_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a3002r:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:totolink:a3002ru_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a3002ru:-:*:*:*:*:*:*:*

History

20 Jun 2025, 14:09

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-16 00:15

Updated : 2025-06-20 14:09

NVD link : CVE-2025-4731

Mitre link : CVE-2025-4731

CVE.ORG link : CVE-2025-4731

JSON object : View

Products Affected

totolink

a3002r
a3002ru_firmware
a3002r_firmware
a3002ru

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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