Vulnerabilities > CVE-2021-39996 - Out-of-bounds Write vulnerability in Huawei Emui, Harmonyos and Magic UI
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
There is a Heap-based buffer overflow vulnerability with the NFC module in smartphones. Successful exploitation of this vulnerability may cause memory overflow.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| OS | 10 |
Common Weakness Enumeration (CWE)
References
- https://consumer.huawei.com/en/support/bulletin/2021/12/
- https://consumer.huawei.com/en/support/bulletin/2021/12/
- https://device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718
- https://device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718