Vulnerability CVE-2021-25490
Published: 2021-10-06

Description:
A keyblob downgrade attack in keymaster prior to SMR Oct-2021 Release 1 allows attacker to trigger IV reuse vulnerability with privileged process.

Type:

NVD-CWE-noinfo

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.6/10
4.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
None
Affected software
Google -> Android 

 References:
https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10
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