8.8
CVSSv3

CVE-2023-34139

Published: 17/07/2023 Updated: 26/07/2023
CVSS v3 Base Score: 8.8 | Impact Score: 5.9 | Exploitability Score: 2.8
VMScore: 0

Vulnerability Summary

A command injection vulnerability in the Free Time WiFi hotspot feature of the Zyxel USG FLEX series firmware versions 4.50 up to and including 5.36 Patch 2 and VPN series firmware versions 4.20 up to and including 5.36 Patch 2, could allow an unauthenticated, LAN-based malicious user to execute some OS commands on an affected device.

Vulnerability Trend

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zyxel usg_2200-vpn_firmware

zyxel usg_flex_100_firmware

zyxel usg_flex_100w_firmware

zyxel usg_flex_200_firmware

zyxel usg_flex_50_firmware

zyxel usg_flex_500_firmware

zyxel usg_flex_50w_firmware

zyxel usg_flex_700_firmware

zyxel zywall_vpn100_firmware

zyxel zywall_vpn2s_firmware

zyxel zywall_vpn300_firmware

zyxel zywall_vpn50_firmware

zyxel zywall_vpn_100_firmware

zyxel zywall_vpn_300_firmware

zyxel zywall_vpn_50_firmware