CVE-2018-7939

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Published Sep 12, 2018 CVSS 3.0 · 4.6 Medium EPSS < 1% KEV · Not listed

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Huawei Technologies Co., Ltd.

G9 Lite, Honor 5A, Honor 6X, Honor 8

affected

Version	Status	Constraints
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,	affected	—

Configuration 1 [-]

AND

cpe:2.3:o:huawei:g9_lite_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:g9_lite:-:*:*:*:*:*:*:*

Configuration 2 [-]

AND

cpe:2.3:o:huawei:honor_5a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 3 [-]

AND

cpe:2.3:o:huawei:honor_5a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 4 [-]

AND

cpe:2.3:o:huawei:honor_5a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 5 [-]

AND

cpe:2.3:o:huawei:honor_5a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 6 [-]

AND

cpe:2.3:o:huawei:honor_5a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 7 [-]

AND

cpe:2.3:o:huawei:honor_5a:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 8 [-]

AND

cpe:2.3:o:huawei:honor_5a_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_5a:-:*:*:*:*:*:*:*

Configuration 9 [-]

AND

cpe:2.3:o:huawei:honor_6x_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_6x:-:*:*:*:*:*:*:*

Configuration 10 [-]

AND

cpe:2.3:o:huawei:honor_6x_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_6x:-:*:*:*:*:*:*:*

Configuration 11 [-]

AND

cpe:2.3:o:huawei:honor_6x_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_6x:-:*:*:*:*:*:*:*

Configuration 12 [-]

AND

cpe:2.3:o:huawei:honor_6x_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_6x:-:*:*:*:*:*:*:*

Configuration 13 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

Configuration 14 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

Configuration 15 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

Configuration 16 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

Configuration 17 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

Configuration 18 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

Configuration 19 [-]

AND

cpe:2.3:o:huawei:honor_8_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:huawei:honor_8:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2018-19651	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.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact High

Availability Impact None

User Interaction None

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Complete

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.237% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180905-01-frpbypass-en

History

No history.

Subscriptions

Huawei G9 Lite G9 Lite Firmware Honor 5a Honor 5a Firmware Honor 6x Honor 6x Firmware Honor 8 Honor 8 Firmware

Weaknesses

NVD-CWE-noinfo

Sources

CVE record Updated: Aug 5, 2024, 6:37 AM

Status: PUBLISHED
Assigner: huawei
Published: Sep 12, 2018, 3:00 PM
Updated: Aug 5, 2024, 6:37 AM
Reserved: Mar 9, 2018, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:03 AM

Status: Modified
Published: Sep 12, 2018, 3:29 PM
Modified: Jun 17, 2026, 2:03 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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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."}, {"lang": "es", "value": "Los smartphones Huawei G9 Lite, Honor 5A, Honor 6X y Honor 8 con versiones anteriores a la VNS-L53C605B120CUSTC605D103, versiones anteriores a la CAM-L03C605B143CUSTC605D008, versiones anteriores a la CAM-L21C10B145, versiones anteriores a la CAM-L21C185B156, versiones anteriores a la CAM-L21C223B133, versiones anteriores a la CAM-L21C432B210, versiones anteriores a la CAM-L21C464B170, versiones anteriores a la CAM-L21C636B245, versiones anteriores a la Berlin-L21C10B372, versiones anteriores a la Berlin-L21C185B363, versiones anteriores a la Berlin-L21C464B137, versiones anteriores a la Berlin-L23C605B161, versiones anteriores a la FRD-L09C10B387, versiones anteriores a la FRD-L09C185B387, versiones anteriores a la FRD-L09C432B398, versiones anteriores a la FRD-L09C636B387, versiones anteriores a la FRD-L19C10B387, versiones anteriores a la FRD-L19C432B399 y versiones anteriores a la FRD-L19C636B387 tienen una vulnerabilidad de seguridad de omisi\u00f3n de FRP (Factory Reset Protection). Al reconfigurar el tel\u00e9fono m\u00f3vil mediante la funci\u00f3n FRP (Factory Reset Protection), un atacante puede deshabilitar el asistente de arranque habilitando la funci\u00f3n talkback. Como resultado, se omite la funci\u00f3n FRP."}], "id": "CVE-2018-7939", "lastModified": "2026-06-17T02:03:58.950", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "LOCAL", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 4.9, "confidentialityImpact": "NONE", "integrityImpact": "COMPLETE", "vectorString": "AV:L/AC:L/Au:N/C:N/I:C/A:N", "version": "2.0"}, "exploitabilityScore": 3.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "PHYSICAL", "availabilityImpact": "NONE", "baseScore": 4.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "version": "3.0"}, "exploitabilityScore": 0.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-09-12T15:29:01.233", "references": [{"source": "psirt@huawei.com", "tags": ["Vendor Advisory"], "url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180905-01-frpbypass-en"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180905-01-frpbypass-en"}], "sourceIdentifier": "psirt@huawei.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}