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ZyXEL network-attached storage (NAS) Vulnerability

Details

By sending a specially-crafted HTTP POST or GET request to a vulnerable ZyXEL device, a remote, unauthenticated attacker may be able to execute arbitrary code on the device. This may happen by directly connecting to a device if it is directly exposed to an attacker. However, there are ways to trigger such crafted requests even if an attacker does not have direct connectivity to a vulnerable devices. For example, simply visiting a website can result in the compromise of any ZyXEL device that is reachable from the client system

Vulnerable Systems:

  • ZyXEL NAS products
  • ZyXEL UTM, ATP, and VPN firewalls

CVE Information:

CVE-2020-9054

Disclosure Timeline:
Published Date:03/04/2020

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