Emui
CVE-2021-36999
HIGH
Severity by source
AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
There is a Buffer overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability by sending malicious images and inducing users to open the images may cause remote code execution.
AnalysisAI
There is a Buffer overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability by sending malicious images and inducing users to open the images may cause remote code. Rated high severity (CVSS 7.8), 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. There is a Buffer overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability by sending malicious images and inducing users to open the images may cause remote code execution. Affected products include: Huawei Emui, 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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