Huawei Myna Cloud 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 (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Huawei Myna. This vulnerability affects unknown code of the component Cloud Handler. Performing a manipulation results in information disclosure. This vulnerability is cataloged as CVE-2019-5271. The attack must originate from the local network. There is no exploit available.

Detailsinfo

A vulnerability was found in Huawei Myna (affected version not known). It has been classified as critical. This affects some unknown functionality of the component Cloud Handler. 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, integrity, and availability. The summary by CVE is:

There is an information leak vulnerability in Huawei smart speaker Myna. When the smart speaker is paired with the cloud through Wi-Fi, the speaker incorrectly processes some data. Attackers can exploit this vulnerability to read and modify specific configurations of speakers through a series of operations.

The weakness was shared 11/29/2019 (Website). The advisory is shared at huawei.com. This vulnerability is uniquely identified as CVE-2019-5271 since 01/04/2019. The attack can only be initiated within the local network. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/05/2024). MITRE ATT&CK project uses the attack technique T1592 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2019 🔍
11/29/2019 +329 days 🔍
12/04/2019 +5 days 🔍
03/05/2024 +1553 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: sa-20191127-01
Status: Not defined

CVE: CVE-2019-5271 (🔍)
GCVE (CVE): GCVE-0-2019-5271
GCVE (VulDB): GCVE-100-146589

Entryinfo

Created: 12/04/2019 08:14
Updated: 03/05/2024 16:31
Changes: 12/04/2019 08:14 (36), 12/04/2019 08:19 (17), 03/05/2024 16:31 (3)
Complete: 🔍
Cache ID: 216::103

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