CVE-2026-0640

Katalog CVE

CVSS 9.8 · Critical EPSS 3,5%

Kerentanan Improper Restriction of Operations within the Bounds of a Memory Buffer pada tenda ac23 firmware. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

A weakness has been identified in Tenda AC23 16.03.07.52. This affects the function sscanf of the file /goform/PowerSaveSet. Executing a manipulation of the argument Time can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

Rincian

Terbit di NVD

6 Januari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (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')

EPSS (30 hari)

3,5% peluang dieksploitasi; lebih tinggi dari 88,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow/Tenda%20AC23_Buffer_Overflow.md exploit · advisory pihak ketiga
• https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow/Tenda%20AC23_Buffer_Overflow.md#poc exploit · advisory pihak ketiga
• https://vuldb.com/?id.339683 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.731772 advisory pihak ketiga · vdb entry
• https://vuldb.com/?ctiid.339683 permissions required · vdb entry
• https://www.tenda.com.cn/ product