Leak in 4G modem made Windows laptops vulnerable to non-removable malware




Intel researchers have found a bug in a Huawei 4G modem in Windows laptops. The modem checked updates its own firmware does not allow an attacker to own firmware with malware could flash on the modem. There is a patch.

Malware for Windows laptop to place in the 4G modem, the malware is immune to virus and remains still stand the laptop even if the laptop user reset to factory settings, reports Computerworld. It is unknown in which laptop models Huawei modem is to find exactly. The model number of in each case the said vulnerable modem ME906V .

The modem firmware updates in checked or not the cryptographic signature beat, making it accept any firmware, even if it is in malware. The modem is connected via an internal USB connection, according to the presentation at DEF CON hacker conference. The Huawei modem has its own processor and its own operating system, a derivative of Android.

A malicious program on your Windows computer can then install the update on the modem, and antivirus programs are no longer able and reinstalling Windows does not help.

Huawei has already released a patch to close the security hole. Intel researchers reported that the manufacturer acted quickly when they report came the leak.

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