The eudskacs.sys driver version 20250328 shipped with EaseUs Todo Backup 1.2.0.1 fails to properly validate privileges for I/O requests (IRP_MJ_READ/IRP_MJ_WRITE) sent to its device object. This allows a local, low-privileged attacker to perform arbitrary raw disk reads and writes, leading to sensitive information disclosure, denial of service, or local privilege escalation.
Advisories
Source ID Title
EUVD EUVD EUVD-2025-27599 The eudskacs.sys driver version 20250328 shipped with EaseUs Todo Backup 1.2.0.1 fails to properly validate privileges for I/O requests (IRP_MJ_READ/IRP_MJ_WRITE) sent to its device object. This allows a local, low-privileged attacker to perform arbitrary raw disk reads and writes, leading to sensitive information disclosure, denial of service, or local privilege escalation.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Mon, 20 Oct 2025 23:45:00 +0900

Type Values Removed Values Added
First Time appeared Easeus eudskacs.sys Driver
CPEs cpe:2.3:a:easeus:eudskacs.sys_driver:20250328:*:*:*:*:*:*:*
Vendors & Products Easeus eudskacs.sys Driver

Thu, 11 Sep 2025 19:45:00 +0900

Type Values Removed Values Added
First Time appeared Easeus
Easeus todo Backup
Vendors & Products Easeus
Easeus todo Backup

Thu, 11 Sep 2025 04:15:00 +0900

Type Values Removed Values Added
Weaknesses CWE-269
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 11 Sep 2025 02:45:00 +0900

Type Values Removed Values Added
Description The eudskacs.sys driver version 20250328 shipped with EaseUs Todo Backup 1.2.0.1 fails to properly validate privileges for I/O requests (IRP_MJ_READ/IRP_MJ_WRITE) sent to its device object. This allows a local, low-privileged attacker to perform arbitrary raw disk reads and writes, leading to sensitive information disclosure, denial of service, or local privilege escalation.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-09-10T18:57:55.337Z

Reserved: 2025-06-16T00:00:00.000Z

Link: CVE-2025-50892

cve-icon Vulnrichment

Updated: 2025-09-10T18:55:59.541Z

cve-icon NVD

Status : Analyzed

Published: 2025-09-10T18:15:33.230

Modified: 2025-10-20T14:37:01.910

Link: CVE-2025-50892

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-09-11T19:42:38Z

Weaknesses