Cyber Resilience

CVE-2023-21433

High

Published: 09 February 2023

Published
09 February 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0284 86.5th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-21433 is a high-severity Improper Authorization (CWE-285) vulnerability in Samsung Galaxy Store. Its CVSS base score is 7.8 (High).

Operationally, ranked in the top 13.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper access control vulnerability in Galaxy Store prior to version 4.5.49.8 allows local attackers to install applications from Galaxy Store.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

samsung
galaxy store
≤ 4.5.49.8

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-285 CWE-276

Documented procedures facilitate correct implementation and ongoing management of authorization decisions.

addresses: CWE-276 CWE-285

Guides setting of default permissions to the minimum required level.

addresses: CWE-285 CWE-276

Establishes roles, responsibilities, and authorization processes for all configuration management activities.

addresses: CWE-285 CWE-276

Procedures establish authorization rules for physical and environmental access, limiting improper authorization.

addresses: CWE-276 CWE-285

Training covers proper setting of permissions on resources, reducing incorrect default or inherited permissions after deployment.

addresses: CWE-285

Periodic reviews identify and correct flaws in authorization decisions or enforcement.

addresses: CWE-285

The control's documentation requirement reduces improper authorization by ensuring only mission-justified actions bypass authentication.

addresses: CWE-285

Establishing permitted attributes and values, plus auditing changes, ensures authorization decisions are based on correctly managed policy data.

References