RCE in Google Android
CVE-2021-25415
Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to remap EL2 memory as writable.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.001 (4.4th 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:N/I:H/A:N.
Affected products
- Google Android — versions 10.0, 11.0
- Samsung Exynos_9610
- Samsung Exynos_9810
- Samsung Exynos_9820
- Samsung Exynos_9830
- Samsung Mobile Devices — versions Q(10.0), R(11.0) devices with Exynos9610, 9810, 9820, 9830
Weakness classification (CWE)
References
- mobile.security@samsung.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-25415?
- CVE-2021-25415 is a medium-severity vulnerability in Google Android, classified under Code Injection. CVSS score: 5.5/10. Published 2021-06-11.
- How severe is CVE-2021-25415?
- Medium severity. CVSS v3 base score is 5.5 out of 10.