Vulnerability Details : CVE-2021-25339

Improper address validation in HArx in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to corrupt EL2 memory.
Published 2021-03-04 21:15:14
Updated 2021-03-11 17:48:42
Source Samsung Mobile
View at NVD,   CVE.org
Vulnerability category: Input validation

Exploit prediction scoring system (EPSS) score for CVE-2021-25339

EPSS FAQ
0.05%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 18 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-25339

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
2.1
 LOW AV:L/AC:L/Au:N/C:N/I:N/A:P
3.9
2.9
 NIST
4.4
 MEDIUM CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:H/A:L
0.1
4.2
 Samsung Mobile
5.2
 MEDIUM CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L
0.9
4.2
 NIST

CWE ids for CVE-2021-25339

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by:
    • mobile.security@samsung.com (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2021-25339

Products affected by CVE-2021-25339

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