Vulnerability CVE-2021-39996
Published: 2022-01-10

Description:
There is a Heap-based buffer overflow vulnerability with the NFC module in smartphones. Successful exploitation of this vulnerability may cause memory overflow.

Type:

CWE-787

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Huawei -> Harmonyos 
Huawei -> EMUI 
Huawei -> Magic ui 

 References:
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202112-0000001183296718
https://consumer.huawei.com/en/support/bulletin/2021/12/
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