The vulnerability of the fbwifi_forward.cgi component of the Zyxel USG FLEX, USG FLEX 50(W), USG20(W)-VPN, and VPN network devices allows a hacker to cause service interruptions.

The vulnerability of the fbwififorward.cgi component of the Zyxel USG FLEX, USG FLEX 50W, USG20W-VPN, and VPN networking devices is related to the output of operations that go beyond the buffer in memory. Exploiting this vulnerability could allow a malicious actor to cause service interruptions b...

CVE-2023-22915: Buffer Copy without Checking Size of Input

A buffer overflow vulnerability in the “fbwififorward.cgi” CGI program of Zyxel USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50W firmware versions 4.30 through 5.35, USG20W-VPN firmware versions 4.30 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could...

Zyxel USG FLEX 安全漏洞

Zyxel USG FLEX is a firewall from China Hopkins Zyxel. Offering flexible VPN options IPsec, SSL or L2TP, it provides flexible and secure remote access for remote work and management. A security vulnerability exists in the Zyxel USG FLEX Series 4.50 to 5.35 firmware versions, USG FLEX 50W 4.30 to...