CVSS: 7.5EPSS: 0%CPEs: 36EXPL: 0CVE-2023-22917
https://notcve.org/view.php?id=CVE-2023-22917
A buffer overflow vulnerability in the “sdwan_iface_ipc” binary of Zyxel ATP series firmware versions 5.10 through 5.32, USG FLEX series firmware versions 5.00 through 5.32, USG FLEX 50(W) firmware versions 5.10 through 5.32, USG20(W)-VPN firmware versions 5.10 through 5.32, and VPN series firmware versions 5.00 through 5.35, which could allow a remote unauthenticated attacker to cause a core dump with a request error message on a vulnerable device by uploading a crafted configuration file. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') •
CVSS: 7.2EPSS: 0%CPEs: 50EXPL: 0CVE-2022-38547
https://notcve.org/view.php?id=CVE-2022-38547
A post-authentication command injection vulnerability in the CLI command of Zyxel ZyWALL/USG series firmware versions 4.20 through 4.72, VPN series firmware versions 4.30 through 5.32, USG FLEX series firmware versions 4.50 through 5.32, and ATP series firmware versions 4.32 through 5.32, which could allow an authenticated attacker with administrator privileges to execute OS commands. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-post-authentication-rce-in-firewalls • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') •
CVSS: 6.1EPSS: 0%CPEs: 38EXPL: 0CVE-2022-40603
https://notcve.org/view.php?id=CVE-2022-40603
A cross-site scripting (XSS) vulnerability in the CGI program of Zyxel ZyWALL/USG series firmware versions 4.30 through 4.72, VPN series firmware versions 4.30 through 5.31, USG FLEX series firmware versions 4.50 through 5.31, and ATP series firmware versions 4.32 through 5.31, which could allow an attacker to trick a user into visiting a crafted URL with the XSS payload. Then, the attacker could gain access to some browser-based information if the malicious script is executed on the victim’s browser. Una vulnerabilidad de Cross-Site Scripting (XSS) en el programa CGI de las versiones de firmware de la serie Zyxel ZyWALL/USG 4.30 a 4.72, versiones de firmware de la serie VPN 4.30 a 5.31, versiones de firmware de la serie USG FLEX 4.50 a 5.31 y versiones de firmware de la serie ATP 4.32 a 5.31. , lo que podría permitir a un atacante engañar a un usuario para que visite una URL manipulada con el payload XSS. Luego, el atacante podría obtener acceso a cierta información basada en el navegador si el script malicioso se ejecuta en el navegador de la víctima. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-in-firewalls • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 6.5EPSS: 0%CPEs: 50EXPL: 0CVE-2022-2030
https://notcve.org/view.php?id=CVE-2022-2030
A directory traversal vulnerability caused by specific character sequences within an improperly sanitized URL was identified in some CGI programs of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.11 through 4.72, that could allow an authenticated attacker to access some restricted files on a vulnerable device. Se identificó una vulnerabilidad de salto de directorio causada por secuencias de caracteres específicas dentro de una URL saneada inapropiadamente en algunos programas CGI de las versiones 4.50 a 5.30 del firmware Zyxel USG FLEX 100(W), versiones 4.50 a 5.30 del firmware USG FLEX 200, versiones 4.50 a 5.30 del firmware USG FLEX 500, versiones 4.50 a 5.30 del firmware USG FLEX 700. 30, firmware USG FLEX 50(W) versiones 4.16 a 5.30, firmware USG20(W)-VPN versiones 4.16 a 5.30, firmware de la serie ATP versiones 4.32 a 5.30, firmware de la serie VPN versiones 4.30 a 5.30, firmware de la serie USG/ZyWALL versiones 4.11 a 4.72, que podría permitir a un atacante autenticado acceder a algunos archivos restringidos en un dispositivo vulnerable. • https://www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtml • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •
CVSS: 7.8EPSS: 0%CPEs: 50EXPL: 2CVE-2022-30526 – Zyxel Firewall SUID Binary Privilege Escalation
https://notcve.org/view.php?id=CVE-2022-30526
A privilege escalation vulnerability was identified in the CLI command of Zyxel USG FLEX 100(W) firmware versions 4.50 through 5.30, USG FLEX 200 firmware versions 4.50 through 5.30, USG FLEX 500 firmware versions 4.50 through 5.30, USG FLEX 700 firmware versions 4.50 through 5.30, USG FLEX 50(W) firmware versions 4.16 through 5.30, USG20(W)-VPN firmware versions 4.16 through 5.30, ATP series firmware versions 4.32 through 5.30, VPN series firmware versions 4.30 through 5.30, USG/ZyWALL series firmware versions 4.09 through 4.72, which could allow a local attacker to execute some OS commands with root privileges in some directories on a vulnerable device. Se ha identificado una vulnerabilidad de escalada de privilegios en el comando CLI del firmware Zyxel USG FLEX 100(W) versiones 4.50 a 5.30, firmware USG FLEX 200 versiones 4.50 a 5.30, firmware USG FLEX 500 versiones 4.50 a 5.30, firmware USG FLEX 700 versiones 4.50 a 5.30, firmware USG FLEX 50(W) versiones 4.16 a 5. 30, firmware USG20(W)-VPN versiones 4.16 a 5.30, firmware de la serie ATP versiones 4.32 a 5.30, firmware de la serie VPN versiones 4.30 a 5.30, firmware de la serie USG/ZyWALL versiones 4.09 a 4.72, lo que podría permitir a un atacante local ejecutar algunos comandos del sistema operativo con privilegios de root en algunos directorios de un dispositivo vulnerable. • https://github.com/greek0x0/CVE-2022-30526 http://packetstormsecurity.com/files/168202/Zyxel-Firewall-SUID-Binary-Privilege-Escalation.html https://www.zyxel.com/support/Zyxel-security-advisory-authenticated-directory-traversal-vulnerabilities-of-firewalls.shtml • CWE-269: Improper Privilege Management •