CVE-2025-10120

A vulnerability was detected in Tenda AC20 up to 16.03.08.12. The impacted element is the function strcpy of the file /goform/GetParentControlInfo. The manipulation of the argument mac results in buffer overflow. The attack may be performed from remote. The exploit is now public and may be used.
References
Link Resource
https://github.com/cymiao1978/cve/blob/main/4.md Exploit Third Party Advisory
https://github.com/cymiao1978/cve/blob/main/4.md#poc Exploit Third Party Advisory
https://vuldb.com/?ctiid.323089 Permissions Required
https://vuldb.com/?id.323089 Third Party Advisory VDB Entry
https://vuldb.com/?submit.645680 Third Party Advisory VDB Entry
https://www.tenda.com.cn/ Product
https://github.com/cymiao1978/cve/blob/main/4.md Exploit Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:tenda:ac20_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:tenda:ac20:-:*:*:*:*:*:*:*

History

10 Sep 2025, 16:41

Type Values Removed Values Added
CPE cpe:2.3:h:tenda:ac20:-:*:*:*:*:*:*:*
cpe:2.3:o:tenda:ac20_firmware:*:*:*:*:*:*:*:*
First Time Tenda ac20
Tenda
Tenda ac20 Firmware
References () https://github.com/cymiao1978/cve/blob/main/4.md - () https://github.com/cymiao1978/cve/blob/main/4.md - Exploit, Third Party Advisory
References () https://github.com/cymiao1978/cve/blob/main/4.md#poc - () https://github.com/cymiao1978/cve/blob/main/4.md#poc - Exploit, Third Party Advisory
References () https://vuldb.com/?ctiid.323089 - () https://vuldb.com/?ctiid.323089 - Permissions Required
References () https://vuldb.com/?id.323089 - () https://vuldb.com/?id.323089 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.645680 - () https://vuldb.com/?submit.645680 - Third Party Advisory, VDB Entry
References () https://www.tenda.com.cn/ - () https://www.tenda.com.cn/ - Product

09 Sep 2025, 15:15

Type Values Removed Values Added
References () https://github.com/cymiao1978/cve/blob/main/4.md - () https://github.com/cymiao1978/cve/blob/main/4.md -

09 Sep 2025, 02:15

Type Values Removed Values Added
New CVE

Information

Published : 2025-09-09 02:15

Updated : 2025-09-10 16:41


NVD link : CVE-2025-10120

Mitre link : CVE-2025-10120

CVE.ORG link : CVE-2025-10120


JSON object : View

Products Affected

tenda

  • ac20
  • ac20_firmware
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')