Huawei HarmonyOS 5.1.0 ArkUI Framework out-of-bounds write

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 3.6 | $0-$5k | 0.00 |
Summary
A vulnerability described as critical has been identified in Huawei HarmonyOS 5.1.0. Affected is an unknown function of the component ArkUI Framework. Executing a manipulation can lead to out-of-bounds write. This vulnerability appears as CVE-2025-54616. The attack requires local access. There is no available exploit.
Details
A vulnerability classified as problematic was found in Huawei HarmonyOS 5.1.0. This vulnerability affects an unknown code block of the component ArkUI Framework. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:
Out-of-bounds array access vulnerability in the ArkUI framework. Impact: Successful exploitation of this vulnerability may affect availability.
The advisory is shared for download at consumer.huawei.com. This vulnerability was named CVE-2025-54616 since 07/28/2025. The exploitation appears to be easy. The attack needs to be approached locally. 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 08/06/2025).
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.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.huawei.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 3.6VulDB Meta Temp Score: 3.6
VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔒
VulDB Reliability: 🔍
CNA Base Score: 4.0
CNA Vector (huawei): 🔒
CVSSv2
| 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: 🔍
Exploiting
Class: Out-of-bounds writeCWE: CWE-787 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒
Physical: Partially
Local: Yes
Remote: No
Availability: 🔒
Status: Not defined
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
07/28/2025 CVE reserved08/06/2025 Advisory disclosed
08/06/2025 VulDB entry created
08/06/2025 VulDB entry last update
Sources
Vendor: huawei.comAdvisory: consumer.huawei.com
Status: Confirmed
CVE: CVE-2025-54616 (🔒)
GCVE (CVE): GCVE-0-2025-54616
GCVE (VulDB): GCVE-100-318988
Entry
Created: 08/06/2025 08:26Updated: 08/06/2025 13:41
Changes: 08/06/2025 08:26 (63), 08/06/2025 13:41 (1)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.
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