Misconfiguration in Tenda AC15

Vendor of Product: Tenda Affected Product and Version: Tenda AC15 V15.03.05.19 Description: In Tenda AC15 V15.03.05.19, there is a insecure configuration vulnerability. The configuration property null passwords in samba configuration file is enabled, it allows client access to accounts that have null passwords. This misconfiguration can be exploited by remote attackers to gain unauthorized access to shared resources without proper authentication, potentially leading to information disclosure or unauthorized data manipulation. Detail: In the Tenda AC15 firmware, the partial content of /etc_ro/smb.conf is as follows.

[global]
    ......
    null passwords = yes
    ......

Obviously, there is a insecure configuration here. The configuration property null passwords in samba configuration file is enabled, it allows client access to accounts that have null passwords. This misconfiguration can be exploited by remote attackers to gain unauthorized access to shared resources without proper authentication, potentially leading to information disclosure or unauthorized data manipulation.