CVE-2025-15356

8.8 HIGH
Published: December 30, 2025 Modified: December 31, 2025
View on NVD

Description

A vulnerability has been found in Tenda AC20 up to 16.03.08.12. The impacted element is the function sscanf of the file /goform/PowerSaveSet. The manipulation of the argument powerSavingEn/time/powerSaveDelay/ledCloseType leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC20_Buffer_Overflow/Tenda%20AC20_Buffer_Overflow.md#poc
Source: cna@vuldb.com
Exploit Third Party Advisory
https://github.com/xyh4ck/iot_poc/tree/main/Tenda%20AC20_Buffer_Overflow
Source: cna@vuldb.com
Exploit Third Party Advisory
https://vuldb.com/?ctiid.338742
Source: cna@vuldb.com
Permissions Required VDB Entry
https://vuldb.com/?id.338742
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://vuldb.com/?submit.726360
Source: cna@vuldb.com
Third Party Advisory VDB Entry
https://www.tenda.com.cn/
Source: cna@vuldb.com
Product

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.8 / 10.0
EPSS (Exploit Probability)
0.1%
33th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-119 CWE-120 CWE-120

Affected Vendors

tenda

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