CVE-2026-5354

A flaw has been found in Trendnet TEW-657BRM 1.00.1. Affected by this vulnerability is the function vpn_connect of the file /setup.cgi. Executing a manipulation of the argument policy_name can lead to os command injection. The attack can be executed remotely. The exploit has been published and may be used. The vendor confirms, that "[t]he product in question (...) has been discontinued and end of life since June 23, 2011, that is more than 14 years ago. We no longer provide support for this product, so we are not able to confirm the vulnerabilities. We will make an announcement on our website's product support page and notify customers who registered their products with us." This vulnerability only affects products that are no longer supported by the maintainer.
References
Link Resource
https://github.com/panda666-888/vuls/blob/main/trendnet/tew-657brm/vpn_connect.md Exploit Third Party Advisory
https://vuldb.com/submit/781568 Third Party Advisory VDB Entry
https://vuldb.com/vuln/354707 Third Party Advisory VDB Entry
https://vuldb.com/vuln/354707/cti Permissions Required VDB Entry
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:trendnet:tew-657brm_firmware:1.00.1:*:*:*:*:*:*:*
cpe:2.3:h:trendnet:tew-657brm:-:*:*:*:*:*:*:*

History

24 Jul 2026, 20:10

Type Values Removed Values Added
Summary
  • (es) Se ha encontrado una falla en Trendnet TEW-657BRM 1.00.1. Afectada por esta vulnerabilidad es la función vpn_connect del archivo /setup.cgi. La ejecución de una manipulación del argumento policy_name puede llevar a una inyección de comandos del sistema operativo. El ataque puede ejecutarse de forma remota. El exploit ha sido publicado y puede ser utilizado. El proveedor confirma que 'el producto en cuestión (...) ha sido descontinuado y ha llegado al fin de su vida útil desde el 23 de junio de 2011, es decir, hace más de 14 años. Ya no ofrecemos soporte para este producto, por lo que no podemos confirmar las vulnerabilidades. Haremos un anuncio en la página de soporte de productos de nuestro sitio web y notificaremos a los clientes que registraron sus productos con nosotros.' Esta vulnerabilidad solo afecta a productos que ya no son compatibles con el mantenedor.

07 Apr 2026, 17:24

Type Values Removed Values Added
CPE cpe:2.3:o:trendnet:tew-657brm_firmware:1.00.1:*:*:*:*:*:*:*
cpe:2.3:h:trendnet:tew-657brm:-:*:*:*:*:*:*:*
References () https://github.com/panda666-888/vuls/blob/main/trendnet/tew-657brm/vpn_connect.md - () https://github.com/panda666-888/vuls/blob/main/trendnet/tew-657brm/vpn_connect.md - Exploit, Third Party Advisory
References () https://vuldb.com/submit/781568 - () https://vuldb.com/submit/781568 - Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/354707 - () https://vuldb.com/vuln/354707 - Third Party Advisory, VDB Entry
References () https://vuldb.com/vuln/354707/cti - () https://vuldb.com/vuln/354707/cti - Permissions Required, VDB Entry
First Time Trendnet
Trendnet tew-657brm
Trendnet tew-657brm Firmware

02 Apr 2026, 17:16

Type Values Removed Values Added
New CVE

Information

Published : 2026-04-02 17:16

Updated : 2026-07-24 20:10


NVD link : CVE-2026-5354

Mitre link : CVE-2026-5354

CVE.ORG link : CVE-2026-5354


JSON object : View

Products Affected

trendnet

  • tew-657brm
  • tew-657brm_firmware
CWE
CWE-77

Improper Neutralization of Special Elements used in a Command ('Command Injection')

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')