VULNERABILITY INTELLIGENCE

CVE-2018-9129

CVSS score5.9 MEDIUM

EPSS probability0.97%

CISA KEVNot currently listed

Published2018-08-15

Last modified2026-06-17

CVSS vectorCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

ZyXEL ZyWALL/USG series devices have a Bleichenbacher vulnerability in their Internet Key Exchange (IKE) handshake implementation used for IPsec based VPN connections.

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Vendor Advisory