VDB-244783 · CVE-2023-46758 · GCVE-0-2023-46758

Huawei HarmonyOS/EMUI Multi-Screen Interaction privileges management

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.
5.5	$5k-$25k	0.00

Summaryinfo

A vulnerability was found in Huawei HarmonyOS and EMUI. It has been rated as critical. Affected by this vulnerability is an unknown functionality of the component Multi-Screen Interaction Module. This manipulation causes privileges management. This vulnerability appears as CVE-2023-46758. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in Huawei HarmonyOS and EMUI (version unknown). Affected by this vulnerability is an unknown function of the component Multi-Screen Interaction Module. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect availability. The summary by CVE is:

The multi-screen interaction module has a vulnerability in permission management. Successful exploitation of this vulnerability may cause exceptions of the device services.

The weakness was presented 11/08/2023. It is possible to read the advisory at consumer.huawei.com. This vulnerability is known as CVE-2023-46758 since 10/26/2023. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/04/2024). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Smartphone Operating System

Vendor

Huawei

Name

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/26/2023 🔍
11/08/2023 +13 days 🔍
11/08/2023 +0 days 🔍
09/04/2024 +301 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2023-46758 (🔍)
GCVE (CVE): GCVE-0-2023-46758
GCVE (VulDB): GCVE-100-244783

Entryinfo

Created: 11/08/2023 11:30
Updated: 09/04/2024 18:32
Changes: 11/08/2023 11:30 (37), 12/05/2023 09:38 (11), 09/04/2024 18:32 (16)
Complete: 🔍
Cache ID: 216::103