CVE-2023-22915 (usg_20w-vpn_firmware, usg_flex_100_firmware, usg_flex_100w_firmware, usg_flex_200_firmware, usg_flex_50_firmware, usg_flex_500_firmware, usg_flex_50w_firmware, usg_flex_700_firmware, vpn100_firmware, vpn1000_firmware, vpn300_firmware, vpn50_firmware)

05/05/2023
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A buffer overflow vulnerability in the “fbwifi_forward.cgi� CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.30 through 5.35, USG20(W)-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow a remote unauthenticated attacker to cause DoS conditions by sending a crafted HTTP request if the Facebook WiFi function were enabled on an affected device.Read More

Vulnerability