CVE-2025-4731 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

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 Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Totolink	A3002R Firmware	3.0.0-b20230809.1615
Totolink	A3002R	-
Totolink	A3002Ru Firmware	3.0.0-b20230809.1615
Totolink	A3002Ru	-

Related Weaknesses (CWE)

CWE-120 CWE-119

References

https://github.com/CH13hh/tmp_store_cc/blob/main/tt/ta/4.mdBroken Link
https://vuldb.com/?ctiid.309033Permissions RequiredVDB Entry
https://vuldb.com/?id.309033Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.570688Third Party AdvisoryVDB Entry
https://www.totolink.net/Product

FAQ

What is CVE-2025-4731?

CVE-2025-4731 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 Reques...

How severe is CVE-2025-4731?

CVE-2025-4731 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-4731?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A3002R Firmware, Totolink A3002R, Totolink A3002Ru Firmware, Totolink A3002Ru.