CVSS: 5.5EPSS: 0%CPEs: 23EXPL: 0CVE-2023-5650
https://notcve.org/view.php?id=CVE-2023-5650
An improper privilege management vulnerability in the ZySH of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37, could allow an authenticated local attacker to modify the URL of the registration page in the web GUI of an affected device. Una vulnerabilidad de administración de privilegios inadecuada en el ZySH de las versiones de firmware: serie Zyxel ATP 4.32 a 5.37, serie USG FLEX 4.50 a 5.37, serie USG FLEX 50(W) 4.16 a 5.37, serie USG20(W)-VPN 4.16 a 5.37. Las versiones de firmware de la serie VPN 4.30 a 5.37, podrían permitir que un atacante local autenticado modifique la URL de la página de registro en la GUI web de un dispositivo afectado. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps • CWE-269: Improper Privilege Management •
CVSS: 7.5EPSS: 0%CPEs: 23EXPL: 0CVE-2023-4398
https://notcve.org/view.php?id=CVE-2023-4398
An integer overflow vulnerability in the source code of the QuickSec IPSec toolkit used in the VPN feature of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37, could allow an unauthenticated attacker to cause denial-of-service (DoS) conditions on an affected device by sending a crafted IKE packet. Una vulnerabilidad de desbordamiento de enteros en el código fuente del kit de herramientas QuickSec IPSec utilizado en la función VPN de las versiones de firmware: serie Zyxel ATP 4.32 a 5.37, serie USG FLEX 4.50 a 5.37, serie USG FLEX 50(W) 4.16 a 5.37 , serie USG20(W)-VPN 4.16 a 5.37. Las versiones de firmware de la serie VPN 4.30 a 5.37 podrían permitir que un atacante no autenticado cause condiciones de denegación de servicio (DoS) en un dispositivo afectado mediante el envío de un paquete IKE manipulado. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps • CWE-190: Integer Overflow or Wraparound •
CVSS: 4.4EPSS: 0%CPEs: 18EXPL: 0CVE-2023-4397
https://notcve.org/view.php?id=CVE-2023-4397
A buffer overflow vulnerability in the Zyxel ATP series firmware version 5.37, USG FLEX series firmware version 5.37, USG FLEX 50(W) series firmware version 5.37, and USG20(W)-VPN series firmware version 5.37, could allow an authenticated local attacker with administrator privileges to cause denial-of-service (DoS) conditions by executing the CLI command with crafted strings on an affected device. Una vulnerabilidad de desbordamiento del búfer en la versión 5.37 del firmware de la serie Zyxel ATP, la versión 5.37 del firmware de la serie USG FLEX, la versión 5.37 del firmware de la serie USG FLEX 50(W) y la versión 5.37 del firmware de la serie USG20(W)-VPN, podría permitir que un atacante local autenticado con privilegios de administrador para provocar condiciones de denegación de servicio (DoS) ejecutando el comando CLI con cadenas manipuladas en un dispositivo afectado. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 5.5EPSS: 0%CPEs: 23EXPL: 0CVE-2023-37926
https://notcve.org/view.php?id=CVE-2023-37926
A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37, could allow an authenticated local attacker to cause denial-of-service (DoS) conditions by executing the CLI command to dump system logs on an affected device. Una vulnerabilidad de desbordamiento del búfer en las versiones de firmware: serie Zyxel ATP 4.32 a 5.37, serie USG FLEX 4.50 a 5.37, serie USG FLEX 50(W) 4.16 a 5.37, serie USG20(W)-VPN 4.16 a 5.37. Las versiones de firmware de la serie VPN 4.30 a 5.37, podrían permitir que un atacante local autenticado provoque condiciones de denegación de servicio (DoS) ejecutando el comando CLI para volcar los registros del sistema en un dispositivo afectado. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 5.5EPSS: 0%CPEs: 61EXPL: 0CVE-2023-37925
https://notcve.org/view.php?id=CVE-2023-37925
An improper privilege management vulnerability in the debug CLI command of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, VPN series firmware versions 4.30 through 5.37, NWA50AX firmware version 6.29(ABYW.2), WAC500 firmware version 6.65(ABVS.1), WAX300H firmware version 6.60(ACHF.1), and WBE660S firmware version 6.65(ACGG.1), could allow an authenticated local attacker to access system files on an affected device. Una vulnerabilidad de administración de privilegios inadecuada en el comando CLI de depuración de las versiones de firmware: serie Zyxel ATP 4.32 a 5.37, serie USG FLEX 4.50 a 5.37, serie USG FLEX 50(W) 4.16 a 5.37, serie USG20(W)-VPN 4.16 a 5.37, serie VPN 4.30 a 5.37, NWA50AX 6.29 (ABYW.2), WAC500 6.65 (ABVS.1), WAX300H 6.60 (ACHF.1) y WBE660S 6.65 ( ACGG.1). Podría permitir que un atacante local autenticado acceda a los archivos del sistema en un dispositivo afectado. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-aps • CWE-269: Improper Privilege Management •