CVE-2023-27992

CRITICALCISA KEV

9.8

Descripcion

The pre-authentication command injection vulnerability in the Zyxel NAS326 firmware versions prior to V5.21(AAZF.14)C0, NAS540 firmware versions prior to V5.21(AATB.11)C0, and NAS542 firmware versions prior to V5.21(ABAG.11)C0 could allow an unauthenticated attacker to execute some operating system (OS) commands remotely by sending a crafted HTTP request.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado6/19/2023

Ultima modificacion10/27/2025

Fuentekev

Avistamientos honeypot0

CISA KEV

VendedorZyxel

ProductoMultiple Network-Attached Storage (NAS) Devices

Nombre vulnerabilidadZyxel Multiple NAS Devices Command Injection Vulnerability

Fecha inclusion KEV2023-06-23

Fecha limite remediacion2023-07-14

Uso en ransomwareUnknown

Productos afectados

zyxel:nas326zyxel:nas326_firmwarezyxel:nas540zyxel:nas540_firmwarezyxel:nas542zyxel:nas542_firmware

Debilidades (CWE)

CWE-78CWE-78

Referencias

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-pre-authentication-command-injection-vulnerability-in-nas-products(security@zyxel.com.tw)

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-pre-authentication-command-injection-vulnerability-in-nas-products(af854a3a-2127-422b-91ae-364da2661108)

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-27992(134c704f-9b21-4f2e-91b3-4a467353bcc0)

Correlaciones IOC

Sin correlaciones registradas

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