CVE-2025-4271: totolink a720r firmware

csirt@kutim:~/threat-intel/cve/CVE-2025-4271

CVSS 5.3 · Medium EPSS 0,66%

Kerentanan Exposure of Sensitive Information to an Unauthorized Actor pada totolink a720r firmware. Skor CVSS 3.1 5.3 (Medium) menurut vuldb.com.

Deskripsi (NVD)

A vulnerability was found in TOTOLINK A720R 4.1.5cu.374. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument topicurl with the input showSyslog leads to information disclosure. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

Rincian

Terbit di NVD: 5 Mei 2025
Terakhir diubah: 17 Juni 2026
Status NVD: Analyzed
CVSS 3.1: 5.3 (Medium), sumber vuldb.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator
Jenis kelemahan (CWE): CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE-284: Improper Access Control
EPSS (30 hari): 0,66% peluang dieksploitasi; lebih tinggi dari 50,4% CVE lain

Produk dan versi terdampak

Vendor	Produk	Versi terdampak
totolink	a720r firmware	Versi 4.1.5cu.374

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

https://vuldb.com/?id.307375 advisory pihak ketiga · vdb entry
https://vuldb.com/?submit.563444 advisory pihak ketiga · vdb entry
https://github.com/at0de/my_vulns/blob/main/TOTOLINK/A720R/showSyslog.md exploit
https://vuldb.com/?ctiid.307375 permissions required · vdb entry
https://www.totolink.net/ product

Sumber: NVD · CVE.org · EPSS. Halaman ini disusun otomatis dari data tersebut; pembaruan terakhir 5 Okt 2026, 20:11 WITA. Kalau sistem di Perangkat Daerah memakai produk ini dan butuh bantuan, laporkan lewat kanal pelaporan.