CVE-2026-1623

Katalog CVE

CVSS 6.3 · Medium EPSS 2,4%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada totolink a7000r firmware. Skor CVSS 3.1 6.3 (Medium) menurut vuldb.com.

Deskripsi (NVD)

A weakness has been identified in Totolink A7000R 4.1cu.4154. Impacted is the function setUpgradeFW of the file /cgi-bin/cstecgi.cgi. This manipulation of the argument FileName causes command injection. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks.

Rincian

Terbit di NVD

29 Januari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

6.3 (Medium), sumber vuldb.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

EPSS (30 hari)

2,4% peluang dieksploitasi; lebih tinggi dari 83,7% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/04_RCE_setUpgradeFW_RCE.md exploit · advisory pihak ketiga
• https://vuldb.com/?id.343382 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.740767 advisory pihak ketiga · vdb entry
• https://github.com/xyh4ck/iot_poc/blob/main/TOTOLINK/A7000R/04_RCE_setUpgradeFW_RCE.md#poc exploit
• https://vuldb.com/?ctiid.343382 permissions required · vdb entry
• https://www.totolink.net/ product