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Tag Archives: 4G NeTworks

Vulnerabilities in old GTP protocol could affect 4G and 5G networks

Vulnerabilities in Old GTP

Experts cautioned that vulnerabilities in the old GTP (GPRS Tunneling Protocol) could quite seriously affect the operation of 4G and 5G networks. In reports published last week and in December 2019, Positive Technologies and A10 Networks described in detail a number of vulnerabilities in this protocol. In particular, are known …

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IMP4GT Vulnerability in LTE Threatens Almost All Modern Smartphones

IMP4GT Vulnerability Threats Smartphones

Experts from Ruhr University reported an IMP4GT (IMPersonation Attacks in 4G NeTworks) problem. Modern LTE-enabled devices are vulnerable to IMP4GT, therefore, it threatens almost all smartphones, tablets, and IoT devices. A bug allows simulating another user’s operator’s network, which means an attacker will be able to issue paid subscriptions at …

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