Huawei HarmonyOS 5.1.0/6.0.0 Maintenance race condition

CVSS Meta Temp Score
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in Huawei HarmonyOS 5.1.0/6.0.0. This issue affects some unknown processing of the component Maintenance Module. The manipulation results in race condition. This vulnerability was named CVE-2026-28543. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability was found in Huawei HarmonyOS 5.1.0/6.0.0. It has been classified as problematic. Affected is an unknown function of the component Maintenance Module. The manipulation with an unknown input leads to a race condition vulnerability. CWE is classifying the issue as CWE-362. The product contains a code sequence that can run concurrently with other code, and the code sequence requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence that is operating concurrently. This is going to have an impact on availability. CVE summarizes:

Race condition vulnerability in the maintenance and diagnostics module. Impact: Successful exploitation of this vulnerability may affect availability.

The advisory is shared for download at consumer.huawei.com. This vulnerability is traded as CVE-2026-28543 since 02/28/2026. The exploitability is told to be easy. The attack needs to be approached locally. Additional levels of successful authentication are necessary for exploitation. There are neither technical details nor an exploit publicly available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.5

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

NVD Base Score: 4.7
NVD Vector: 🔒

CNA Base Score: 4.4
CNA Vector (huawei): 🔒

CVSSv2info

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

Exploitinginfo

Class: Race condition
CWE: CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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

02/28/2026 CVE reserved
03/05/2026 +5 days Advisory disclosed
03/05/2026 +0 days VulDB entry created
03/07/2026 +2 days VulDB entry last update

Sourcesinfo

Vendor: huawei.com

Advisory: consumer.huawei.com
Status: Confirmed

CVE: CVE-2026-28543 (🔒)
GCVE (CVE): GCVE-0-2026-28543
GCVE (VulDB): GCVE-100-349188

Entryinfo

Created: 03/05/2026 14:46
Updated: 03/07/2026 20:23
Changes: 03/05/2026 14:46 (62), 03/07/2026 20:23 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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