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CVSS 9.8 · CRITICAL

CVE-2026-7155

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

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Análisis

This vulnerability affects the firmware of a specific Totolink router model and allows for remote OS command injection. It is recommended to skip because it targets niche consumer hardware rather than the software development stacks or core infrastructure used by 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 security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass leads to os command injection. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.

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

Referencias

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