PT-2025-20975 · Microsoft · Azure File Sync

CVE-2025-29973 · Published 2025-05-13 · Updated 2025-05-13

Positive Technologies (AI Summary)

CVSS v3.1

7.0

High

Base vector

AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Azure File Sync (affected versions not specified)

Description: The issue is related to improper access control in Azure File Sync, which allows an authorized attacker to elevate privileges locally. There is no information provided about the estimated number of potentially affected devices worldwide or details about real-world incidents where this issue was exploited.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Access Control

Weakness Enumeration

CWE-284

Related Identifiers

BDU:2025-05656

CVE-2025-29973

Affected Products

Azure File Sync

References · 5

• https://osv.dev/vulnerability/CVE-2025-29973 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29973 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-05656 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-29973 · Security Note
• https://twitter.com/CVEnew/status/1922339838864588903 · Twitter Post