Vulnerability Details : CVE-2021-25337

Improper access control in clipboard service in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows untrusted applications to read or write certain local files.
Published 2021-03-04 21:15:14
Updated 2022-07-14 15:18:27
Source Samsung Mobile
View at NVD,   CVE.org

CVE-2021-25337 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Samsung Mobile Devices Improper Access Control Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Samsung mobile devices contain an improper access control vulnerability in clipboard service which allows untrusted applications to read or write arbitrary files. This vulnerability was chained with CVE-2021-25369 and CVE-2021-25370.
Notes:
https://security.samsungmobile.com/securityUpdate.smsb
Added on 2022-11-08 Action due date 2022-11-29

Exploit prediction scoring system (EPSS) score for CVE-2021-25337

Probability of exploitation activity in the next 30 days: 0.10%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 40 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-25337

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.8
 MEDIUM AV:N/AC:M/Au:N/C:P/I:P/A:N
8.6
4.9
 NIST
4.4
 MEDIUM CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
1.8
2.5
 Samsung Mobile
7.1
 HIGH CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
1.8
5.2
 NIST

CWE ids for CVE-2021-25337

  • The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.
    Assigned by: mobile.security@samsung.com (Secondary)

References for CVE-2021-25337

Products affected by CVE-2021-25337

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