4.8

CVE-2023-27990

The cross-site scripting (XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker with administrator privileges to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed when the user visits the Logs page of the GUI on the device.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zyxel ≫ Atp200 Firmware Version >= 4.32 < 5.36
   Zyxel ≫ Atp200 Version -
Zyxel ≫ Atp100 Firmware Version >= 4.32 < 5.36
   Zyxel ≫ Atp100 Version -
Zyxel ≫ Atp700 Firmware Version >= 4.32 < 5.36
   Zyxel ≫ Atp700 Version -
Zyxel ≫ Atp500 Firmware Version >= 4.32 < 5.36
   Zyxel ≫ Atp500 Version -
Zyxel ≫ Atp100w Firmware Version >= 4.32 < 5.36
   Zyxel ≫ Atp100w Version -
Zyxel ≫ Atp800 Firmware Version >= 4.32 < 5.36
   Zyxel ≫ Atp800 Version -
Zyxel ≫ Usg Flex 100 Firmware Version >= 4.50 < 5.36
   Zyxel ≫ Usg Flex 100 Version -
Zyxel ≫ Usg Flex 50 Firmware Version >= 4.50 < 5.36
   Zyxel ≫ Usg Flex 50 Version -
Zyxel ≫ Usg Flex 200 Firmware Version >= 4.50 < 5.36
   Zyxel ≫ Usg Flex 200 Version -
Zyxel ≫ Usg Flex 500 Firmware Version >= 4.50 < 5.36
   Zyxel ≫ Usg Flex 500 Version -
Zyxel ≫ Usg Flex 700 Firmware Version >= 4.50 < 5.36
   Zyxel ≫ Usg Flex 700 Version -
Zyxel ≫ Usg Flex 100w Firmware Version >= 4.50 < 5.36
   Zyxel ≫ Usg Flex 100w Version -
Zyxel ≫ Usg 20w-vpn Firmware Version >= 4.16 < 5.36
   Zyxel ≫ Usg 20w-vpn Version -
Zyxel ≫ Usg Flex 50w Firmware Version >= 4.16 < 5.36
   Zyxel ≫ Usg Flex 50w Version -
Zyxel ≫ Usg20-vpn Firmware Version >= 4.30 < 5.36
   Zyxel ≫ Usg20-vpn Version -
Zyxel ≫ Vpn100 Firmware Version >= 4.30 < 5.36
   Zyxel ≫ Vpn100 Version -
Zyxel ≫ Vpn1000 Firmware Version >= 4.30 < 5.36
   Zyxel ≫ Vpn1000 Version -
Zyxel ≫ Vpn300 Firmware Version >= 4.30 < 5.36
   Zyxel ≫ Vpn300 Version -
Zyxel ≫ Vpn50 Firmware Version >= 4.30 < 5.36
   Zyxel ≫ Vpn50 Version -
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.34% 0.266
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 4.8 1.7 2.7
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
security@zyxel.com.tw 4.8 1.7 2.7
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-xss-vulnerability-and-post-authentication-command-injection-vulnerability-in-firewalls
Vendor Advisory