Huawei EMUI WLAN information disclosure

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Huawei EMUI. This affects an unknown part of the component WLAN Module. Performing a manipulation results in information disclosure. This vulnerability is reported as CVE-2021-46836. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Huawei EMUI (the affected version is unknown). This affects an unknown code of the component WLAN Module. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:

Implementation of the WLAN module interfaces has the information disclosure vulnerability. Successful exploitation of this vulnerability may affect data confidentiality.

The weakness was disclosed 09/17/2022. It is possible to read the advisory at consumer.huawei.com. This vulnerability is uniquely identified as CVE-2021-46836 since 08/29/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: 🔍

Timelineinfo

08/29/2022 🔍
09/17/2022 +19 days 🔍
09/17/2022 +0 days 🔍
10/20/2022 +33 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2021-46836 (🔍)
GCVE (CVE): GCVE-0-2021-46836
GCVE (VulDB): GCVE-100-208947

Entryinfo

Created: 09/17/2022 09:08
Updated: 10/20/2022 07:39
Changes: 09/17/2022 09:08 (17), 09/17/2022 09:09 (21), 10/20/2022 07:39 (11)
Complete: 🔍
Cache ID: 216::103

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