CVE-2018-7939

Medium

Description

Huawei smart phones G9 Lite, Honor 5A, Honor 6X, Honor 8 with the versions before VNS-L53C605B120CUSTC605D103, the versions before CAM-L03C605B143CUSTC605D008, the versions before CAM-L21C10B145, the versions before CAM-L21C185B156, the versions before CAM-L21C223B133, the versions before CAM-L21C432B210, the versions before CAM-L21C464B170, the versions before CAM-L21C636B245, the versions before Berlin-L21C10B372, the versions before Berlin-L21C185B363, the versions before Berlin-L21C464B137, the versions before Berlin-L23C605B161, the versions before FRD-L09C10B387, the versions before FRD-L09C185B387, the versions before FRD-L09C432B398, the versions before FRD-L09C636B387, the versions before FRD-L19C10B387, the versions before FRD-L19C432B399, the versions before FRD-L19C636B387 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 disable the boot wizard by enable the talkback function. As a result, the FRP function is bypassed.

SeverityMedium
CVSS4.6
Exploit probability—
ProductHuawei Honor 5a Firmware
PublishedSep 12, 2018
First seenSep 12, 2018

How to fix

Update
  • huawei honor_5a_firmwarecam-l03c605b143custc605d008, cam-l21c10b145, cam-l21c185b156, cam-l21c223b133, cam-l21c432b210, cam-l21c636b245 or later
  • huawei g9_lite_firmwarevns-l53c605b120custc605d103 or later
  • huawei honor_5acam-l21c464b170 or later
  • huawei honor_6x_firmwareberlin-l21c10b372, berlin-l21c185b363, berlin-l21c464b137, berlin-l23c605b161 or later
  • huawei honor_8_firmwarefrd-l09c10b387, frd-l09c185b387, frd-l09c432b398, frd-l09c636b387, frd-l19c10b387, frd-l19c432b399, frd-l19c636b387 or later

Affected products

ProductAffected versionsFixed in
huawei honor_5a_firmwarev < cam-l03c605b143custc605d008, v < cam-l21c10b145, v < cam-l21c185b156, v < cam-l21c223b133, v < cam-l21c432b210, v < cam-l21c636b245cam-l03c605b143custc605d008, cam-l21c10b145, cam-l21c185b156, cam-l21c223b133, cam-l21c432b210, cam-l21c636b245
huawei g9_lite_firmwarev < vns-l53c605b120custc605d103vns-l53c605b120custc605d103
huawei honor_5av < cam-l21c464b170cam-l21c464b170
huawei honor_6x_firmwarev < berlin-l21c10b372, v < berlin-l21c185b363, v < berlin-l21c464b137, v < berlin-l23c605b161berlin-l21c10b372, berlin-l21c185b363, berlin-l21c464b137, berlin-l23c605b161
huawei honor_8_firmwarev < frd-l09c10b387, v < frd-l09c185b387, v < frd-l09c432b398, v < frd-l09c636b387, v < frd-l19c10b387, v < frd-l19c432b399, v < frd-l19c636b387frd-l09c10b387, frd-l09c185b387, frd-l09c432b398, frd-l09c636b387, frd-l19c10b387, frd-l19c432b399, frd-l19c636b387

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CVE-2018-7939 · Huawei Honor 5a Firmware · Dark Radar