CVE-2021-27246: tp-link ac1750 firmware

csirt@kutim:~/threat-intel/cve/CVE-2021-27246

CVSS 8.0 · High EPSS 6,6%

Kerentanan Stack-based Buffer Overflow pada tp-link ac1750 firmware. Skor CVSS 3.1 8.0 (High) menurut NVD.

Deskripsi (NVD)

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of TP-Link Archer A7 AC1750 1.0.15 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of MAC addresses by the tdpServer endpoint. A crafted TCP message can write stack pointers to the stack. An attacker can leverage this vulnerability to execute code in the context of the root user. Was ZDI-CAN-12306.

Rincian

Terbit di NVD: 14 April 2021
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
CVSS 3.1: 8.0 (High), sumber NVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-121: Stack-based Buffer Overflow
EPSS (30 hari): 6,6% peluang dieksploitasi; lebih tinggi dari 93,7% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
tp-link	ac1750 firmware	Versi 1.0.15

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.zerodayinitiative.com/advisories/ZDI-21-215/ advisory pihak ketiga · vdb entry

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:10 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.