Huawei HarmonyOS Bluetooth AVRCP Module denial of service

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.

A vulnerability has been found in Huawei HarmonyOS (unknown version) and classified as problematic. Affected by this vulnerability is an unknown code block of the component Bluetooth AVRCP Module. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

The Bluetooth AVRCP module has a vulnerability that can lead to DoS attacks.Successful exploitation of this vulnerability may cause the Bluetooth process to restart.

The weakness was shared 01/06/2023. It is possible to read the advisory at This vulnerability is known as CVE-2022-47974 since 12/28/2022. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/29/2023).

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

The entries VDB-217573, VDB-217575, VDB-217576 and VDB-217578 are related to this item.





CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

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

NVD Base Score: 6.5
NVD Vector: 🔍



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


Class: Denial of service
CWE: CWE-404

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Threat Intelligenceinfo

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


Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍


12/28/2022 🔍
01/06/2023 +9 days 🔍
01/06/2023 +0 days 🔍
01/29/2023 +23 days 🔍



Status: Confirmed

CVE: CVE-2022-47974 (🔍)
See also: 🔍


Created: 01/06/2023 11:46 PM
Updated: 01/29/2023 02:23 PM
Changes: 01/06/2023 11:46 PM (37), 01/29/2023 02:23 PM (11)
Complete: 🔍
Cache ID: 100:722:40


No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!