cbcvebase.
CVE-2023-35139
published 2023-11-28

CVE-2023-35139: A cross-site scripting (XSS) vulnerability in the CGI program of the Zyxel ATP series firmware versions 5.10 through 5.37, USG FLEX series firmware versions…

medium6.1CVSS 3.1
AVNACLPRNUIRSCCLILAN
A cross-site scripting (XSS) vulnerability in the CGI program of the Zyxel ATP series firmware versions 5.10 through 5.37, USG FLEX series firmware versions 5.00 through 5.37, USG FLEX 50(W) series firmware versions 5.10 through 5.37, USG20(W)-VPN series firmware versions 5.10 through 5.37, and VPN series firmware versions 5.00 through 5.37, could allow an unauthenticated LAN-based attacker to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed to steal cookies when the user visits the specific CGI used for dumping ZTP logs.

Affected

7 ranges
VendorProductVersion rangeFixed in
zyxelatp_series_firmware
zyxelusg20_vpn_series_firmware
zyxelusg_flex_50_series_firmware
zyxelusg_flex_series_firmware
zyxelvpn_series_firmware
zyxelzld5.00 – 5.37
zyxelzld5.10 – 5.37