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CVSS 9.8 · CRITICAL

CVE-2026-7123

A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument setIptvCfg results in os command injection. The attack can be initiated remotely. The exploit has been made public and could be used.

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Análisis

This vulnerability affects a specific model of Totolink routers (A8000RU). While it is a critical remote command injection with a public exploit, the hardware is niche and not part of the standard development or infrastructure stack for the community.

Severidad

Puntaje: 9.8(CRITICAL)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV: NETWORK
AC: LOW
PR: NONE
UI: NONE
S: UNCHANGED
C: HIGH
I: HIGH
A: HIGH
Tipo de falla (CWE): CWE-77CWE-78

EPSS

Probabilidad de explotación (próx. 30 días): 0.0125 (1.3%)
Percentil: 79.5%
EPSS: 2026-05-06

Descripción técnica

A vulnerability was found in Totolink A8000RU 7.1cu.643_b20200521. Affected is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument setIptvCfg results in os command injection. The attack can be initiated remotely. The exploit has been made public and could be used.

Publicada: 27/4/2026, 13:16:04
Última modificación: 27/4/2026, 18:36:42

Referencias

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