CVE-2021-34204: dlink dir-2640-us firmware

csirt@kutim:~/threat-intel/cve/CVE-2021-34204

CVSS 6.8 · Medium EPSS 1,1%

Kerentanan Insufficiently Protected Credentials pada dlink dir-2640-us firmware. Skor CVSS 3.1 6.8 (Medium) menurut NVD.

Deskripsi (NVD)

D-Link DIR-2640-US 1.01B04 is affected by Insufficiently Protected Credentials. D-Link AC2600(DIR-2640) stores the device system account password in plain text. It does not use linux user management. In addition, the passwords of all devices are the same, and they cannot be modified by normal users. An attacker can easily log in to the target router through the serial port and obtain root privileges.

Rincian

Terbit di NVD: 16 Juni 2021
Terakhir diubah: 9 Juli 2026
Status NVD: Modified
CVSS 3.1: 6.8 (Medium), sumber NVD
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-522: Insufficiently Protected Credentials
EPSS (30 hari): 1,1% peluang dieksploitasi; lebih tinggi dari 65,1% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
dlink	dir-2640-us firmware	Versi 1.01b04

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://www.dlink.com/en/security-bulletin/ advisory vendor
https://github.com/liyansong2018/CVE/tree/main/2021/CVE-2021-34204 exploit · advisory pihak ketiga

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.