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 •
CVSS: 7.8EPSS: 0%CPEs: 145EXPL: 0CVE-2022-26532 – Zyxel Buffer Overflow / Format String / Command Injection
https://notcve.org/view.php?id=CVE-2022-26532
A argument injection vulnerability in the 'packet-trace' CLI command of Zyxel USG/ZyWALL series firmware versions 4.09 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, VPN series firmware versions 4.30 through 5.21, NSG series firmware versions 1.00 through 1.33 Patch 4, NXC2500 firmware version 6.10(AAIG.3) and earlier versions, NAP203 firmware version 6.25(ABFA.7) and earlier versions, NWA50AX firmware version 6.25(ABYW.5) and earlier versions, WAC500 firmware version 6.30(ABVS.2) and earlier versions, and WAX510D firmware version 6.30(ABTF.2) and earlier versions, that could allow a local authenticated attacker to execute arbitrary OS commands by including crafted arguments to the CLI command. Una vulnerabilidad de inyección de argumentos en el comando CLI "packet-trace" de Zyxel USG/ZyWALL versiones 4.09 hasta 4.71, USG FLEX series versiones 4.50 hasta 5.21, ATP series versiones 4.32 hasta 5.21, VPN series versiones 4.30 hasta 5.21, NSG series versiones 1.00 hasta 1.33 Patch 4, NXC2500 versión de firmware 6.10(AAIG.3 ) y versiones anteriores, NAP203 versión de firmware 6.25(ABFA.7) y versiones anteriores, NWA50AX versión de firmware 6.25(ABYW.5) y versiones anteriores, WAC500 versión de firmware 6.30(ABVS.2) y versiones anteriores, WAX510D versión de firmware 6.30(ABTF.2) y versiones anteriores, que podría permitir a un atacante local autenticado ejecutar comandos arbitrarios del sistema operativo mediante una inclusión de argumentos diseñados en el comando CLI Zyxel firewalls, AP controllers, and APs suffer from buffer overflow, format string, and command injection vulnerabilities. • http://packetstormsecurity.com/files/167464/Zyxel-Buffer-Overflow-Format-String-Command-Injection.html http://seclists.org/fulldisclosure/2022/Jun/15 https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml • CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') •
CVSS: 6.5EPSS: 0%CPEs: 64EXPL: 0CVE-2022-0910
https://notcve.org/view.php?id=CVE-2022-0910
A downgrade from two-factor authentication to one-factor authentication vulnerability in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.32 through 4.71, USG FLEX series firmware versions 4.50 through 5.21, ATP series firmware versions 4.32 through 5.21, and VPN series firmware versions 4.32 through 5.21, that could allow an authenticated attacker to bypass the second authentication phase to connect the IPsec VPN server even though the two-factor authentication (2FA) was enabled. Se ha detectado una vulnerabilidad en el programa CGI de Zyxel USG/ZyWALL versiones de firmware 4.32 hasta 4.71, USG FLEX series versiones de firmware 4.50 hasta 5.21, ATP series versiones de firmware 4.32 hasta 5.21, y VPN series versiones de firmware 4.32 hasta 5.21, que podría permitir a un atacante autenticado omitir la segunda fase de autenticación para conectarse al servidor VPN IPsec aunque la autenticación de dos factores (2FA) estuviera habilitada • https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml • CWE-287: Improper Authentication •
CVSS: 6.1EPSS: 0%CPEs: 64EXPL: 0CVE-2022-0734
https://notcve.org/view.php?id=CVE-2022-0734
A cross-site scripting vulnerability was identified in the CGI program of Zyxel USG/ZyWALL series firmware versions 4.35 through 4.70, USG FLEX series firmware versions 4.50 through 5.20, ATP series firmware versions 4.35 through 5.20, and VPN series firmware versions 4.35 through 5.20, that could allow an attacker to obtain some information stored in the user's browser, such as cookies or session tokens, via a malicious script. Se identificó una vulnerabilidad de tipo cross-site scripting en el programa CGI de Zyxel USG/ZyWALL series versiones de firmware 4.35 hasta 4.70 , USG FLEX series versiones de firmware 4.50 hasta 5.20, ATP series versiones de firmware 4.35 hasta 5.20 y VPN series versiones de firmware 4.35 hasta 5.20, que podría permitir a un atacante obtener alguna información almacenada en el navegador del usuario, como cookies o tokens de sesión, por medio de un script malicioso • https://www.zyxel.com/support/multiple-vulnerabilities-of-firewalls-AP-controllers-and-APs.shtml • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •