Huawei Mobile Phone up to 8.1.0 Debug Mode improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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3.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Huawei Mobile Phone up to 8.1.0. It has been classified as critical. This affects an unknown function of the component Debug Mode. This manipulation causes improper authentication. The identification of this vulnerability is CVE-2018-7947. It is feasible to perform the attack on the physical device. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Huawei Mobile Phone up to 8.1.0 (Smartphone Operating System) and classified as problematic. Affected by this vulnerability is an unknown code block of the component Debug Mode. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Huawei mobile phones with versions earlier before Emily-AL00A 8.1.0.153(C00) have an authentication bypass vulnerability. An attacker could trick the user to connect to a malicious device. In the debug mode, the malicious software in the device may exploit the vulnerability to bypass some specific function. Successful exploit may cause some malicious applications to be installed in the mobile phones.

The bug was discovered 07/20/2018. The weakness was shared 07/31/2018 (Website). The advisory is shared at huawei.com. This vulnerability is known as CVE-2018-7947 since 03/08/2018. An attack has to be approached locally. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 11 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 8.1.0.153(C00) eliminates this vulnerability.

The entry VDB-122448 is related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.8

VulDB Base Score: 3.9
VulDB Temp Score: 3.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 3.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mobile Phone 8.1.0.153(C00)

Timelineinfo

03/08/2018 🔍
07/20/2018 +133 days 🔍
07/31/2018 +10 days 🔍
07/31/2018 +0 days 🔍
08/01/2018 +1 days 🔍
04/27/2023 +1730 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20180720-01
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-7947 (🔍)
GCVE (CVE): GCVE-0-2018-7947
GCVE (VulDB): GCVE-100-122449
See also: 🔍

Entryinfo

Created: 08/01/2018 11:06
Updated: 04/27/2023 23:23
Changes: 08/01/2018 11:06 (60), 03/12/2020 09:17 (2), 04/27/2023 23:23 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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