What is CVE-2021-25444?

CVE-2021-25444 is a medium-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-08-05.

How severe is CVE-2021-25444?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2021-25444 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Google Android

CVE-2021-25444

An IV reuse vulnerability in keymaster prior to SMR AUG-2021 Release 1 allows decryption of custom keyblob with privileged process.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.008 (51.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Google Android — versions 8.1, 9.0, 10.0
Samsung Mobile Devices — versions O(8.1), P(9.0), Q(10.0)

Weakness classification (CWE)

Public proof-of-concept exploits

shakevsky/keybuster

References

mobile.security@samsung.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-25444?: CVE-2021-25444 is a medium-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2021-08-05.
How severe is CVE-2021-25444?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2021-25444 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.