CVE-2025-0303
HIGHCVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Lifecycle Timeline
2Description
in OpenHarmony v4.1.2 and prior versions allow a local attacker cause the common permission is upgraded to root and sensitive information leak through buffer overflow.
Analysis
in OpenHarmony v4.1.2 and prior versions allow a local attacker cause the common permission is upgraded to root and sensitive information leak through buffer overflow. Rated high severity (CVSS 8.8), this vulnerability is low attack complexity. No vendor patch available.
Technical Context
This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. in OpenHarmony v4.1.2 and prior versions allow a local attacker cause the common permission is upgraded to root and sensitive information leak through buffer overflow. Affected products include: Openatom Openharmony.
Affected Products
Openatom Openharmony.
Remediation
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Always validate buffer sizes before copy operations. Use bounded functions (strncpy, snprintf). Enable compiler protections.
Priority Score
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External POC / Exploit Code
Leaving vuln.today