Secuno
ENNL
Book demo

CVE-2021-25369

Samsung Mobile Devices Improper Access Control

6.2 MEDIUMActively exploited (CISA KEV)EPSS 1.08%
  1. Published26 Mar 2021
  2. Added to CISA KEV8 Nov 2022
  3. Remediation due29 Nov 2022
Actively exploited (CISA KEV)

Samsung mobile devices using Mali GPU contains an improper access control vulnerability in sec_log file. Exploitation of the vulnerability exposes sensitive kernel information to the userspace. This vulnerability was chained with CVE-2021-25337 and CVE-2021-25370.

Added to KEV: 8 Nov 2022Federal remediation due: 29 Nov 2022

Description

An improper access control vulnerability in sec_log file prior to SMR MAR-2021 Release 1 exposes sensitive kernel information to userspace.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredNone
User interactionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Samsung Android10.0 · 8.0 · 8.1 · 9.0

Remediation

No fixed version is recorded in the NVD data. Check the vendor advisory for the latest guidance.

References

Related CVEs

Recent high-severity vulnerabilities sharing a weakness type.

CVE-2026-938928.1
IBM TRIRIGA Application Platform 5.0.0 through 5.0.8 could allow a remote authenticated…
CVE-2026-821039.6
IBM DataStage on Cloud Pak for Data 5.4.0.0 could allow a remote authenticated attacker…
CVE-2026-1078118.8
Nginx UI is a web user interface for the Nginx web server. From 2.0.0 until 2.5.0,…
CVE-2026-839438.7
Exposure of sensitive information to an unauthorized actor in Azure API Center allows…
CVE-2026-1065019.6
Backstage is an open framework for building developer portals. Prior to 3.3.1, 3.4.1,…
CVE-2026-1064598.5
Backstage is an open framework for building developer portals. From 0.3.0 until 0.3.8,…

Frequently asked

Is CVE-2021-25369 being actively exploited?

Yes. CVE-2021-25369 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 8 Nov 2022.

How severe is CVE-2021-25369?

CVE-2021-25369 has a CVSS 3.1 base score of 6.2, rated medium. EPSS estimates a 1.08% probability of exploitation.

Which products are affected by CVE-2021-25369?

Affected products include Samsung Android.

How do I fix CVE-2021-25369?

Apply the vendor's patch or advisory guidance, then verify no affected versions remain across your devices.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2021-25369 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

See how prioritisation worksBook a demo

Get Patch this first every Monday

Five vulnerabilities that matter this week, ranked on real exploitation. Plain language, one email, no spam.

You can unsubscribe with one click from every issue. We handle your details as described in our privacy policy.

Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.