CVE-2017-8214 Auth bypass in Honor 8,Honor V8,Honor 9,Honor V9,Nova 2,Nova 2 Plus,P9,P10 Plus,Toronto

Medium 6.2 Published 22 Nov 2017 Updated 16 Sep 2024

Attackers with root privileges can bypass unlock code verification to unlock the bootloader on various Huawei smartphones.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2017-8214?

CVE-2017-8214 is a medium-severity authentication bypass vulnerability in Huawei Technologies Co., Ltd. Honor 8,Honor V8,Honor 9,Honor V9,Nova 2,Nova 2 Plus,P9,P10 Plus,Toronto, published on 22 Nov 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Honor 8,Honor V8,Honor 9,Honor V9,Nova 2,Nova 2 Plus,P9,P10 Plus,Toronto Huawei smart phones with software of versions earlier than FRD-AL00C00B391, versions earlier than FRD-DL00C00B391, versions earlier than KNT-AL10C00B391, versions earlier than KNT-AL20C00B391, versions earlier than KNT-UL10C00B391, versions earlier than KNT-TL10C00B391, versions earlier than Stanford-AL00C00B175, versions earlier than Stanford-AL10C00B175, versions earlier than Stanford-TL00C01B175, versions earlier than Duke-AL20C00B191, versions earlier than Duke-TL30C01B191, versions earlier than Picasso-AL00C00B162, versions earlier than Picasso-TL00C01B162 , versions earlier than Barca-AL00C00B162, versions earlier than Barca-TL00C00B162, versions earlier than EVA-AL10C00B396SP03, versions earlier than EVA-CL00C92B396, versions earlier than EVA-DL00C17B396, versions earlier than EVA-TL00C01B396 , versions earlier than Vicky-AL00AC00B172, versions earlier than Toronto-AL00AC00B191, versions earlier than Toronto-TL10C01B191 have an unlock code verification bypassing vulnerability. An attacker with the root privilege of a mobile can exploit this vulnerability to bypass the unlock code verification and unlock the mobile phone bootloader.

Weakness: CWE-287

Which versions are affected by CVE-2017-8214?

It affects 9 products.

Products include Huawei Honor 8 Firmware, Huawei Honor 9 Firmware, Huawei Honor V8 Firmware, Huawei Honor V9 Firmware, Huawei Nova 2 Firmware, Huawei Nova 2 Plus Firmware and 3 more.

How do I fix CVE-2017-8214?

No fix has been published for CVE-2017-8214 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2017-8214 being exploited?

There is no known exploitation of CVE-2017-8214 in the wild and no public exploit code.

Sources

Also known as GHSA-v494-p7p8-9c4w.