Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2025-53729

Severity CVSS v4.0:
Pending analysis
Type:
CWE-284 Improper Access Control
Publication date:
12/08/2025
Last modified:
14/08/2025

Description

Improper access control in Azure File Sync allows an authorized attacker to elevate privileges locally.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:microsoft:azure_file_sync:*:*:*:*:*:*:*:* 18.0.0.0 (including) 18.3.0.0 (excluding)
cpe:2.3:a:microsoft:azure_file_sync:*:*:*:*:*:*:*:* 19.0.0.0 (including) 19.2.0.0 (excluding)
cpe:2.3:a:microsoft:azure_file_sync:*:*:*:*:*:*:*:* 20.0.0.0 (including) 20.1.0.0 (excluding)
cpe:2.3:a:microsoft:azure_file_sync:*:*:*:*:*:*:*:* 21.0.0.0 (including) 21.1.0.0 (including)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools