Huawei EMUI/Magic UI Hang Detector 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
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.
4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Huawei EMUI and Magic UI. It has been declared as problematic. This affects an unknown function of the component Hang Detector. Such manipulation leads to information disclosure. This vulnerability is referenced as CVE-2023-3456. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Huawei EMUI and Magic UI (version now known). Affected by this issue is some unknown processing of the component Hang Detector. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

Vulnerability of kernel raw address leakage in the hang detector module. Successful exploitation of this vulnerability may affect service confidentiality.

The weakness was published 07/06/2023. The advisory is shared for download at consumer.huawei.com. This vulnerability is handled as CVE-2023-3456 since 06/29/2023. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/24/2023). The MITRE ATT&CK project declares the attack technique as T1592.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 5.3
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/29/2023 🔍
07/06/2023 +7 days 🔍
07/06/2023 +0 days 🔍
07/24/2023 +18 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2023-3456 (🔍)
GCVE (CVE): GCVE-0-2023-3456
GCVE (VulDB): GCVE-100-233120

Entryinfo

Created: 07/06/2023 16:15
Updated: 07/24/2023 09:08
Changes: 07/06/2023 16:15 (37), 07/24/2023 09:08 (11)
Complete: 🔍
Cache ID: 216::103

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