CVE-2026-5102

Katalog CVE

CVSS 8.8 · High EPSS 3,6%

Kerentanan Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection') pada totolink a3300r firmware. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. This vulnerability affects the function setSmartQosCfg of the file /cgi-bin/cstecgi.cgi of the component Parameter Handler. The manipulation of the argument qos_up_bw results in command injection. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks.

Rincian

Terbit di NVD

30 Maret 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

8.8 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · 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)

3,6% peluang dieksploitasi; lebih tinggi dari 89,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/Litengzheng/vul_db/blob/main/A3300R/vul_40/README.md exploit · advisory pihak ketiga
• https://vuldb.com/vuln/354127 advisory pihak ketiga · vdb entry
• https://vuldb.com/vuln/354127/cti advisory pihak ketiga · vdb entry
• https://vuldb.com/submit/779129 permissions required · vdb entry
• https://www.totolink.net/ product