Huawei HarmonyOS/EMUI BLE Module length parameter

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.6$5k-$25k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Huawei HarmonyOS and EMUI. Impacted is an unknown function of the component BLE Module. The manipulation leads to length parameter. This vulnerability is uniquely identified as CVE-2025-54646. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Huawei HarmonyOS and EMUI (the affected version is unknown). This issue affects an unknown code of the component BLE Module. The manipulation with an unknown input leads to a length parameter vulnerability. Using CWE to declare the problem leads to CWE-130. The product parses a formatted message or structure, but it does not handle or incorrectly handles a length field that is inconsistent with the actual length of the associated data. Impacted is integrity, and availability. The summary by CVE is:

Vulnerability of inadequate packet length check in the BLE module. Impact: Successful exploitation of this vulnerability may affect performance.

The advisory is shared at consumer.huawei.com. The identification of this vulnerability is CVE-2025-54646 since 07/28/2025. The exploitation is known to be easy. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 08/14/2025).

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

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Productinfo

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Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.6

VulDB Base Score: 4.4
VulDB Temp Score: 4.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 4.3
NVD Vector: 🔒

CNA Base Score: 5.1
CNA Vector (huawei): 🔒

CVSSv2info

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

Exploitinginfo

Class: Length parameter
CWE: CWE-130 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
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

07/28/2025 CVE reserved
08/06/2025 +9 days Advisory disclosed
08/06/2025 +0 days VulDB entry created
08/14/2025 +8 days VulDB entry last update

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2025-54646 (🔒)
GCVE (CVE): GCVE-0-2025-54646
GCVE (VulDB): GCVE-100-318917

Entryinfo

Created: 08/06/2025 08:04
Updated: 08/14/2025 08:29
Changes: 08/06/2025 08:04 (61), 08/07/2025 05:19 (1), 08/14/2025 08:29 (11)
Complete: 🔍
Cache ID: 216::103

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