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A cleartext transmission of sensitive information vulnerability has been reported to affect QNAP operating systems. If exploited, the vulnerability possibly allows local network clients to read the contents of unexpected sensitive data via unspecified vectors. We have already fixed the vulnerability in the following versions: QTS 5.0.1.2425 build 20230609 and later QTS 5.1.0.2444 build 20230629 and later QuTS hero h5.1.0.2424 build 20230609 and later
CVSS 3.1 Base Score 6.5. CVSS Attack Vector: adjacent_network. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).
The following code attempts to establish a connection to a site to communicate sensitive information.
}hu.disconnect();
//...
Though a connection is successfully made, the connection is unencrypted and it is possible that all sensitive data sent to or received from the server will be read by unintended actors.
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