P20 Firmware Security Vulnerabilities - November 2019

CVE-2019-5211

The Huawei Share function of P20 phones with versions earlier than Emily-L29C 9.1.0.311 has an improper file management vulnerability. The attacker tricks the victim to perform certain operations on the mobile phone during file transfer. Because the file is not properly processed, successfully expl...

CVE-2019-5212

There is an improper access control vulnerability in Huawei Share. The software does not properly restrict access to certain file from certain application. An attacker tricks the user into installing a malicious application then establishing a connect to the attacker through Huawei Share, successfu...

CVE-2019-5230

P20 Pro, P20, Mate RS smartphones with versions earlier than Charlotte-AL00A 9.1.0.321(C00E320R1P1T8), versions earlier than Emily-AL00A 9.1.0.321(C00E320R1P1T8), versions earlier than NEO-AL00D NEO-AL00 9.1.0.321(C786E320R1P1T8) have an improper validation vulnerability. The system does not perfor...