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Zyxel Access Point Hardcoded FTP Credential Vulnerability
Information
Severity
Severity
Medium
Family
Family
Default Accounts
CVSSv2 Base
CVSSv2 Base
6.4
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:P/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
4 years ago
Modified
Modified
4 years ago
Summary
Zyxel access points are affected by a hardcoded FTP credential vulnerability.
Insight
Insight
The FTP server can be accessed with hardcoded credentials that are embedded in the firmware of the AP. When the WiFi network is bound to another VLAN, an attacker can cross the network by fetching the credentials from the FTP server.
Detection Method
Detection Method
Check if it is possible to login with hardcoded credentials.
Solution
Solution
See the referenced vendor advisory for a solution.