7.1

CVE-2021-25337: Samsung Mobile Devices Improper Access Control Vulnerability

CVSS: 7.1v3.1HighKEVAnalyzed
Published 04-03-2021Last modified 21-10-2025
Open JSON

Vulnerability summary

CVE-2021-25337 is a high (CVSS 7.1) Improper Privilege Management vulnerability in Samsung Mobile Devices. It is known to be exploited: CISA lists it, first on 08-11-2022. EPSS estimates a 2.81% chance of exploitation in the next 30 days, higher than 86.2% of scored vulnerabilities.

Overall risk
85/100
0100
Critical · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v3.1 (NVD)
EPSS score
2.81%
0%100%
Low · 0.00 pp in 30 days
KEVListedCISA
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 04-03-2021
    PublishedVulnerability first disclosed.
  2. 08-11-2022
    Added to CISA KEVSamsung Mobile Devices Improper Access Control Vulnerability
  3. 29-11-2022
    CISA remediation dueApply updates per vendor instructions.
  4. 21-10-2025
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

2.81%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

0.00 pp

From 2.81% on 18-09-2026

18-09-202618-10-2026
EPSS score
2.81%

Known exploited

Compare KEV catalogs
CISA KEVListed
Added
08-11-2022
Federal due date
29-11-2022

CISA required action

Apply updates per vendor instructions. security.samsungmobile.com/securityUpdate.smsb nvd.nist.gov/vuln/detail/CVE-2021-25337

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Samsung1 product
  • android9.0:smr-apr-2019-r1 | 9.0:smr-apr-2020-r1 | 9.0:smr-aug-2019-r1 | 9.0:smr-aug-2020-r1 | 9.0:smr-dec-2018-r1 | 9.0:smr-dec-2019-r1 | 9.0:smr-dec-2020-r1 | 9.0:smr-feb-2019-r1 | 9.0:smr-feb-2020-r1 | 9.0:smr-feb-2021-r1 | 9.0:smr-jan-2019-r1 | 9.0:smr-jan-2020-r1 | 9.0:smr-jan-2021-r1 | 9.0:smr-jul-2019-r1 | 9.0:smr-jul-2020-r1 | 9.0:smr-jun-2019-r1 | 9.0:smr-jun-2020-r1 | 9.0:smr-mar-2019-r1 | 9.0:smr-mar-2020-r1 | 9.0:smr-may-2019-r1 | 9.0:smr-may-2020-r1 | 9.0:smr-nov-2018-r1 | 9.0:smr-nov-2019-r1 | 9.0:smr-nov-2020-r1 | 9.0:smr-oct-2018-r1 | 9.0:smr-oct-2019-r1 | 9.0:smr-oct-2020-r1 | 9.0:smr-sep-2019-r1 | 9.0:smr-sep-2020-r1 | 10.0:smr-apr-2020-r1 | 10.0:smr-aug-2020-r1 | 10.0:smr-dec-2019-r1 | 10.0:smr-dec-2020-r1 | 10.0:smr-feb-2020-r1 | 10.0:smr-feb-2021-r1 | 10.0:smr-jan-2020-r1 | 10.0:smr-jan-2021-r1 | 10.0:smr-jul-2020-r1 | 10.0:smr-jun-2020-r1 | 10.0:smr-mar-2020-r1 | 10.0:smr-may-2020-r1 | 10.0:smr-nov-2019-r1 | 10.0:smr-nov-2020-r1 | 10.0:smr-oct-2020-r1 | 10.0:smr-sep-2020-r1 | 11.0:smr-dec-2020-r1 | 11.0:smr-feb-2021-r1 | 11.0:smr-jan-2021-r1
Samsung mobile1 product

2 vendors · 2 products

References

3 links