8.8

CVE-2023-34139

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 through 5.36 Patch 2 and VPN series firmware versions 4.20 through 5.36 Patch 2, could allow an unauthenticated, LAN-based attacker to execute some OS commands on an affected device.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zyxel ≫ Usg 2200-vpn Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Usg 2200-vpn Version -
Zyxel ≫ Usg Flex 100 Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 100 Version -
Zyxel ≫ Usg Flex 100w Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 100w Version -
Zyxel ≫ Usg Flex 200 Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 200 Version -
Zyxel ≫ Usg Flex 50 Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 50 Version -
Zyxel ≫ Usg Flex 500 Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 500 Version -
Zyxel ≫ Usg Flex 50w Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 50w Version -
Zyxel ≫ Usg Flex 700 Firmware Version >= 4.50 < 5.37
   Zyxel ≫ Usg Flex 700 Version -
Zyxel ≫ Zywall Vpn100 Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn100 Version -
Zyxel ≫ Zywall Vpn2s Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn2s Version -
Zyxel ≫ Zywall Vpn300 Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn300 Version -
Zyxel ≫ Zywall Vpn50 Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn50 Version -
Zyxel ≫ Zywall Vpn 100 Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn 100 Version -
Zyxel ≫ Zywall Vpn 300 Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn 300 Version -
Zyxel ≫ Zywall Vpn 50 Firmware Version >= 4.20 < 5.37
   Zyxel ≫ Zywall Vpn 50 Version -
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.76% 0.511
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 8.8 2.8 5.9
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
security@zyxel.com.tw 8.8 2.8 5.9
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities-in-firewalls-and-wlan-controllers
Vendor Advisory