Zyxel products denial of service | CVE-2023-4398
NAME
__________
Zyxel products denial of service
Platforms Affected:
Zyxel USG FLEX 5.20
Zyxel USG FLEX 50(W) 4.16
Zyxel USG20(W)-VPN 4.16
Zyxel ATP series 4.32
Zyxel VPN Series 4.30
Zyxel USG FLEX 50(W) 5.30
Zyxel USG20(W)-VPN 5.30
Zyxel ATP series 5.30
Zyxel VPN Series 5.30
Risk Level:
7.5
Exploitability:
Unproven
Consequences:
Denial of Service
DESCRIPTION
__________
Zyxel products are vulnerable to a denial of service, caused by an integer overflow in the QuickSec IPSec toolkit. By sending a specially crafted IKE packet, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS 3.0 Information
__________
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Access Vector:
Network
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