Emui
CVE-2022-34740
MEDIUM
Severity by source
AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Lifecycle Timeline
1DescriptionNVD
The NFC module has a buffer overflow vulnerability. Successful exploitation of this vulnerability may cause exceptions in NFC card registration, deletion, and activation.
AnalysisAI
The NFC module has a buffer overflow vulnerability. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Buffer Copy without Size Check (CWE-120), which allows attackers to overflow a buffer to corrupt adjacent memory. The NFC module has a buffer overflow vulnerability. Successful exploitation of this vulnerability may cause exceptions in NFC card registration, deletion, and activation. Affected products include: Huawei Emui, Huawei Harmonyos, Huawei Magic Ui.
RemediationAI
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.
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Same weakness CWE-120 – Classic Buffer Overflow
View allSame technique Buffer Overflow
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External POC / Exploit Code
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