Vulnerabilities > Zyxel > Zywall VPN 300 Firmware > Medium

DATE CVE VULNERABILITY TITLE RISK
2023-07-17 CVE-2023-34140 Classic Buffer Overflow vulnerability in Zyxel products
A buffer overflow vulnerability in the Zyxel ATP series firmware versions 4.32 through 5.36 Patch 2, USG FLEX series firmware versions 4.50 through 5.36 Patch 2, USG FLEX 50(W) series firmware versions 4.16 through 5.36 Patch 2, USG20(W)-VPN series firmware versions 4.16 through 5.36 Patch 2, VPN series firmware versions 4.30 through 5.36 Patch 2, NXC2500 firmware versions 6.10(AAIG.0) through 6.10(AAIG.3), and NXC5500 firmware versions 6.10(AAOS.0) through 6.10(AAOS.4), could allow an unauthenticated, LAN-based attacker to cause denial of service (DoS) conditions by sending a crafted request to the CAPWAP daemon.
low complexity
zyxel CWE-120
6.5
2018-08-15 CVE-2018-9129 Unspecified vulnerability in Zyxel products
ZyXEL ZyWALL/USG series devices have a Bleichenbacher vulnerability in their Internet Key Exchange (IKE) handshake implementation used for IPsec based VPN connections.
network
high complexity
zyxel
5.9