Skip to content
CVSS 9.8 · CRITICAL

CVE-2026-7154

A weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument tty_server can lead to os command injection. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

Ver en NVD

Análisis

This is a remote command injection vulnerability in a specific model of Totolink home router. While the flaw is critical and a public exploit exists, this specific consumer hardware is not commonly used in professional software development or enterprise server infrastructure.

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 weakness has been identified in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument tty_server can lead to os command injection. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.

Publicada: 27/4/2026, 21:16:43
Última modificación: 28/4/2026, 20:24:58

Referencias

InicioEventosBlogRecursosEquipo