Vulnerability identifier: #VU23396

Vulnerability risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-5252

CWE-ID: CWE-287

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Huawei Enjoy 8 Plus
Client/Desktop applications / Multimedia software
Huawei Y9
Client/Desktop applications / Multimedia software
Huawei Honor 8X
Client/Desktop applications / Multimedia software
Huawei Honor 9 Lite
Client/Desktop applications / Multimedia software
Huawei Honor 9i
Client/Desktop applications / Multimedia software
Huawei Y6 Pro
Client/Desktop applications / Multimedia software

Vendor: Huawei

Description

The vulnerability allows an attacker to bypass authentication process.

The vulnerability exists due to the applock does not perform a sufficient authentication in a rare condition. An attacker with physical access to the device can use the application locked by applock in an instant when the phone's CPU is almost exhausted.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Huawei Enjoy 8 Plus: All versions

Huawei Y9: All versions

Huawei Honor 8X: All versions

Huawei Honor 9 Lite: All versions

Huawei Honor 9i: All versions

Huawei Y6 Pro: All versions

---

External links
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191204-01-smartphone-en

---

Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.