CVE-2021-35003: tp-link archer c90 firmware

csirt@kutim:~/threat-intel/cve/CVE-2021-35003

CVSS 9.8 · Critical EPSS 7,7%

Kerentanan Stack-based Buffer Overflow pada tp-link archer c90 firmware. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

This vulnerability allows remote attackers to execute arbitrary code on affected installations of TP-Link Archer C90 1.0.6 Build 20200114 rel.73164(5553) routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of DNS responses. A crafted DNS message can trigger an overflow of a fixed-length, stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-14655.

Rincian

Terbit di NVD: 21 Januari 2022
Terakhir diubah: 17 Juni 2026
Status NVD: Modified
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-121: Stack-based Buffer Overflow
EPSS (30 hari): 7,7% peluang dieksploitasi; lebih tinggi dari 94,5% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
tp-link	archer c90 firmware	Versi 1.0.6 build_20200114

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.zerodayinitiative.com/advisories/ZDI-22-080/ 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.