CVSS: 7.5EPSS: 0%CPEs: 24EXPL: 0CVE-2023-22915
https://notcve.org/view.php?id=CVE-2023-22915
A buffer overflow vulnerability in the “fbwifi_forward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device. • 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: 22EXPL: 0CVE-2023-22914
https://notcve.org/view.php?id=CVE-2023-22914
A path traversal vulnerability in the “account_print.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote authenticated attacker with administrator privileges to execute unauthorized OS commands in the “tmp” directory by uploading a crafted file if the hotspot function were enabled. • https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-of-firewalls-and-aps • CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') •
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: 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') •