Huawei Mobile Phone up to 8.0.0 Screen Gesture input validation

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CVSS Meta Temp Score
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CTI Interest Score
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4.2$0-$5k0.00

A vulnerability, which was classified as problematic, was found in Huawei Mobile Phone up to 8.0.0 (Smartphone Operating System). Affected is an unknown code of the component Screen Gesture Handler. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. This is going to have an impact on availability. CVE summarizes:

Some Huawei mobile phone with the versions before BLA-L29 8.0.0.145(C432) have a denial of service (DoS) vulnerability because they do not adapt to specific screen gestures. An attacker may trick users into installing a malicious app. As a result, apps running on the frontend crash after the users make specific screen gestures.

The bug was discovered 07/05/2018. The weakness was presented 07/31/2018 (Website). The advisory is shared for download at huawei.com. This vulnerability is traded as CVE-2018-7934 since 03/08/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 8.0.0.145(C432) eliminates this vulnerability.

See 122449 for similar entry.

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VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mobile Phone 8.0.0.145(C432)

Timelineinfoedit

03/08/2018 🔍
07/05/2018 +118 days 🔍
07/31/2018 +25 days 🔍
07/31/2018 +0 days 🔍
08/01/2018 +1 days 🔍
03/12/2020 +589 days 🔍

Sourcesinfoedit

Vendor: https://www.huawei.com/

Advisory: huawei.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-7934 (🔍)
See also: 🔍

Entryinfoedit

Created: 08/01/2018 11:06 AM
Updated: 03/12/2020 09:10 AM
Changes: (2) vulnerability_discoverydate advisory_confirm_url
Complete: 🔍

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