CVE-2025-9780

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.

Score

CVSS 3.1 8.8 High

Status

Analyzed - cna@vuldb.com

Published

2025-09-01

Last modified

2025-09-02

Weaknesses

CWE-119, CWE-120

Affected products

• A702r (Totolink)
• A702r Firmware (Totolink)

References

• https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formIpQoS/formIpQoS.md
• https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formIpQoS/formIpQoS.md#poc
• https://vuldb.com/?ctiid.322082
• https://vuldb.com/?id.322082
• https://vuldb.com/?submit.640988
• https://www.totolink.net/