HIGH · 8.8

CVE-2025-8940

A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time l...

Vulnerability Description

A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time leads to buffer overflow. The attack can be launched 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

VendorProductVersions
TendaAc20 Firmware>= 16.03.08.0, <= 16.03.08.12
TendaAc20-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2025-8940?

CVE-2025-8940 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time l...

How severe is CVE-2025-8940?

CVE-2025-8940 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-2025-8940?

Check the references section above for vendor advisories and patch information. Affected products include: Tenda Ac20 Firmware, Tenda Ac20.