CVE-2017-2721

Medium

Description

Some Huawei smart phones with software Berlin-L21C10B130,Berlin-L21C185B133,Berlin-L21HNC10B131,Berlin-L21HNC185B140,Berlin-L21HNC432B151,Berlin-L22C636B160,Berlin-L22HNC636B130,Berlin-L22HNC675B150CUSTC675D001,Berlin-L23C605B131,Berlin-L24HNC567B110,FRD-L02C432B120,FRD-L02C635B130,FRD-L02C675B170CUSTC675D001,FRD-L04C567B162,FRD-L04C605B131,FRD-L09C10B130,FRD-L09C185B130,FRD-L09C432B131,FRD-L09C636B130,FRD-L14C567B162,FRD-L19C10B130,FRD-L19C432B131,FRD-L19C636B130 have a factory Reset Protection (FRP) bypass security vulnerability. When re-configuring the mobile phone using the factory reset protection (FRP) function, an attacker can login the configuration flow by Swype Keyboard and can perform some operations to update the Google account. As a result, the FRP function is bypassed.

SeverityMedium
CVSS4.6
Exploit probability—
ProductHuawei Berlin-l21 Firmware
PublishedNov 22, 2017
First seenNov 22, 2017

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
huawei berlin-l21_firmwareberlin-l21c10b130, berlin-l21c185b133—
huawei berlin-l21hn_firmwareberlin-l21hnc10b131, berlin-l21hnc185b140, berlin-l21hnc432b151—
huawei berlin-l22_firmwareberlin-l22c636b160—
huawei berlin-l22hn_firmwareberlin-l22hnc636b130, berlin-l22hnc675b150custc675d001—
huawei berlin-l23_firmwareberlin-l23c605b131—
huawei berlin-l24hn_firmwareberlin-l24hnc567b110—
huawei frd-l02_firmwarefrd-l02c432b120, frd-l02c635b130, frd-l02c675b170custc675d001—
huawei frd-l04_firmwarefrd-l04c567b162, frd-l04c605b131—
huawei frd-l09_firmwarefrd-l09c10b130, frd-l09c185b130, frd-l09c432b131, frd-l09c636b130—
huawei frd-l14_firmwarefrd-l14c567b162—
huawei frd-l19_firmwarefrd-l19c10b130, frd-l19c432b131, frd-l19c636b130—

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