5.8 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
51.0%
ZyXEL ZyWALL/USG series devices have a Bleichenbacher vulnerability in their Internet Key Exchange (IKE) handshake implementation used for IPsec based VPN connections.
ftp://ftp.zyxel.com/USG110/firmware/USG110_4.32%28AAPH.0%29C0_2.pdf
web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-ike.html
www.zyxel.com/support/bleichenbacher_attack_vulnerability.shtml