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Status published
Medium
CVE-2018-9129
ZyXEL ZyWALL/USG series devices have a Bleichenbacher vulnerability in their...
Vulnerability Description
ZyXEL ZyWALL/USG series devices have a Bleichenbacher vulnerability in their Internet Key Exchange (IKE) handshake implementation used for IPsec based VPN connections.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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Critical
9.1
Affected Vendor
zyxel
View all reports →Affected Software
zywall 110 firmware, zywall 1100 firmware, zywall 310 firmware, zywall vpn 50 firmware, zywall vpn 100 firmware, zywall vpn 300 firmware, usg 20w firmware, usg 40 firmware, usg 40w firmware, usg 60 firmware, usg 60w firmware, usg 110 firmware, usg 2200-vpn firmware, usg 310 firmware, usg 1100 firmware, usg 1900 firmware, usg 20w-vpn firmware
Vulnerable Versions:
Unknown
Timeline
Official Publish:
August 15th, 2018
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.