CVE-2026-9407

Totolink A8000RU Web Management cstecgi.cgi setFirewallType os command injection

CVSS 9.3 CRITICALEPSS 1.7%CWE-77 CWE-78

Vexday Risk Score

48Atención

Decisión SSVC (CISA)

Attend

PoC disponible → seguir de cerca

CVSS 9.3EPSS 1.7%KEV nãoPoC públicaNuclei —Metasploit —Patch —

Ciclo de vida

24 may 2026Publicada en NVD

Recomendación: Planificar corrección próxima — ya existe PoC pública.

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. Affected by this vulnerability is the function setFirewallType of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Productos afectados

Totolink · A8000RU

PoCs públicas encontradas — 1

cve_referencegithub.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_339/README.mdno verificado

⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.

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Referencias

https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_339/README.md https://vuldb.com/submit/813442 https://vuldb.com/vuln/365388 https://vuldb.com/vuln/365388/cti https://www.totolink.net/