CVE-2025-9780 — HIGH (8.8) — White Hats Nepal

Vulnerability Description

A flaw has been found in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this issue is the function sub_419BE0 of the file /boafrm/formIpQoS. This manipulation of the argument mac causes buffer overflow. The attack can be initiated remotely. The exploit has been published 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	A702R Firmware	4.0.0-b20211108.1423
Totolink	A702R	-

Related Weaknesses (CWE)

CWE-120 CWE-119

References

https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formIpQoS/formIpQoS.mdBroken Link
https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formIpQoS/formIpQoS.md#pocBroken Link
https://vuldb.com/?ctiid.322082Permissions Required
https://vuldb.com/?id.322082Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.640988Third Party AdvisoryVDB Entry
https://www.totolink.net/Product

FAQ

What is CVE-2025-9780?

CVE-2025-9780 is a vulnerability with a CVSS score of 8.8 (HIGH). A flaw has been found in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this issue is the function sub_419BE0 of the file /boafrm/formIpQoS. This manipulation of the argument mac causes buffer overf...

How severe is CVE-2025-9780?

CVE-2025-9780 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-2025-9780?

Check the references section above for vendor advisories and patch information. Affected products include: Totolink A702R Firmware, Totolink A702R.