Factory Reset Protection Bypass on Huawei's Mate 20 and Honor Magic 2 Smartphones
CVE-2019-5220

4.6MEDIUM

Key Information:

Vendor
Huawei
Vendor
CVE Published:
10 July 2019

Summary

A vulnerability exists in the setup wizard of several Huawei smartphones, allowing unauthorized bypass of the Factory Reset Protection (FRP). The flaw arises from insufficient verification of permissions and enables an attacker to perform certain operations during the initial configuration of the device, compromising the intended security mechanism. Affected models include the Mate 20 X, Mate 20, and Honor Magic 2, with specific version requirements for remediation.

Affected Version(s)

Honor Magic 2 Versions earlier than Tony-AL00B/Tony-TL00B 9.0.0.182(C00E180R2P2)

Mate 20 Versions earlier than Hima-AL00B/Hima-TL00B 9.0.0.200(C00E200R2P1)

Mate 20 X Versions earlier than Ever-AL00B 9.0.0.200(C00E200R2P1)

References

CVSS V3.1

Score:
4.6
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Physical
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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