An insecure file system permissions vulnerability in MSP360 Backup 8.0 allows a low privileged user to execute commands with SYSTEM level privileges using a specially crafted file with an arbitrary file backup target. Upgrade to MSP360 Backup 8.1.1.19 (released on 2025-05-15).

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00126.

Exploitation poc

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Msp360
  • Backup

Configuration 1 [-]

cpe:2.3:a:msp360:backup:*:*:*:*:*:*:*:*

No data.

No data.

Advisories
Source ID Title
EUVD EUVD EUVD-2025-16169 An insecure file system permissions vulnerability in MSP360 Backup 8.0 allows a low privileged user to execute commands with SYSTEM level privileges using a specially crafted file with an arbitrary file backup target. Upgrade to MSP360 Backup 8.1.1.19 (released on 2025-05-15).
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://help.msp360.com/cloudberry-backup/security/admin-privileges cve-icon cve-icon
https://help.msp360.com/cloudberry-backup/whats-new cve-icon cve-icon
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-43596 cve-icon cve-icon
History

Tue, 23 Sep 2025 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Msp360
Msp360 backup
CPEs cpe:2.3:a:msp360:backup:*:*:*:*:*:*:*:*
Vendors & Products Msp360
Msp360 backup

Thu, 22 May 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Thu, 22 May 2025 17:00:00 +0000

Type Values Removed Values Added
Description An insecure file system permissions vulnerability in MSP360 Backup 8.0 allows a low privileged user to execute commands with SYSTEM level privileges using a specially crafted file with an arbitrary file backup target. Upgrade to MSP360 Backup 8.1.1.19 (released on 2025-05-15).
Title MSP360 Backup (for Windows) insecure filesystem permissions
Weaknesses CWE-276
References
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'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: cisa-cg

Published:

Updated: 2025-05-22T19:33:20.668Z

Reserved: 2025-04-16T17:28:05.083Z

Link: CVE-2025-43596

cve-icon Vulnrichment

Updated: 2025-05-22T19:33:17.055Z

cve-icon NVD

Status : Analyzed

Published: 2025-05-22T17:15:24.057

Modified: 2025-09-23T15:21:14.540

Link: CVE-2025-43596

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.