CVE-2025-52458
Out-of-Bounds Write in OpenHarmony Apps Enables Code Execution
Publication date: 2026-03-16
Last updated on: 2026-03-17
Assigner: OpenHarmony
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| openatom | openharmony | 5.0.3 |
| openatom | openharmony | 5.1.0 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-787 | The product writes data past the end, or before the beginning, of the intended buffer. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability exists in OpenHarmony version 5.1.0 and earlier. It allows a local attacker to execute arbitrary code within pre-installed applications by exploiting an out-of-bounds write. However, this exploit can only be performed under restricted scenarios.
How can this vulnerability impact me? :
The vulnerability can lead to arbitrary code execution by a local attacker, which means that an attacker with limited access could potentially run malicious code within pre-installed apps. This could compromise the confidentiality of data handled by those apps, as indicated by the high confidentiality impact in the CVSS score.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know