Total vulnerabilities in the database
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.
| Software | From | Fixed in |
|---|---|---|
| zyxel / usg_flex_100_firmware | 4.50 | 5.35.x |
| zyxel / usg_flex_100w_firmware | 4.50 | 5.35.x |
| zyxel / usg_flex_200_firmware | 4.50 | 5.35.x |
| zyxel / usg_flex_50_firmware | 4.50 | 5.35.x |
| zyxel / usg_flex_50w_firmware | 4.30 | 5.35.x |
| zyxel / usg_flex_500_firmware | 4.50 | 5.35.x |
| zyxel / usg_flex_700_firmware | 4.50 | 5.35.x |
| zyxel / vpn100_firmware | 4.50 | 5.35.x |
| zyxel / vpn1000_firmware | 4.50 | 5.35.x |
| zyxel / vpn300_firmware | 4.50 | 5.35.x |
| zyxel / vpn50_firmware | 4.50 | 5.35.x |
| zyxel / usg_20w-vpn_firmware | 4.30 | 5.35.x |