An insecure file system permissions vulnerability in MSP360 Backup 4.3.1.115 allows a low privileged user to execute commands with root privileges in the 'Online Backup' folder. Upgrade to MSP360 Backup 4.4 (released on 2025-04-22).

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 0.00072.

Exploitation poc

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Linux
  • Linux Kernel
Msp360
  • Backup

Configuration 1 [-]

AND
cpe:2.3:a:msp360:backup:4.3.1.115:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*

No data.

No data.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://help.msp360.com/cloudberry-backup-mac-linux/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-2025-43595 cve-icon cve-icon
History

Tue, 23 Sep 2025 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Msp360
Msp360 backup
CPEs cpe:2.3:a:msp360:backup:4.3.1.115:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Msp360
Msp360 backup

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

Type Values Removed Values Added
Title MSP360 Backup for Linux insecure filesystem permissions MSP360 Backup (for Linux) insecure filesystem permissions
References

Thu, 08 May 2025 14:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Fri, 02 May 2025 03:00:00 +0000

Type Values Removed Values Added
Description An insecure file system permissions vulnerability in MSP360 Backup 4.3.1.115 allows a lower privileged user to execute commands with root level privileges in the 'Online Backup' folder. Users are recommended to upgrade to MSP360 Backup 4.4 (released on 2025-04-22). An insecure file system permissions vulnerability in MSP360 Backup 4.3.1.115 allows a low privileged user to execute commands with root privileges in the 'Online Backup' folder. Upgrade to MSP360 Backup 4.4 (released on 2025-04-22).
Title Insecure file system permissions in MSP360 Backup for Linux MSP360 Backup for Linux insecure filesystem permissions

Thu, 01 May 2025 21:30:00 +0000

Type Values Removed Values Added
Description An insecure file system permissions vulnerability in MSP360 Backup 4.3.1.115 allows a lower privileged user to execute commands with root level privileges in the 'Online Backup' folder. Users are recommended to upgrade to MSP360 Backup 4.4 (released on 2025-04-22).
Title Insecure file system permissions in MSP360 Backup for Linux
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: 2025-05-22T16:49:29.201Z

Reserved: 2025-04-16T17:27:51.989Z

Link: CVE-2025-43595

cve-icon Vulnrichment

Updated: 2025-05-08T13:38:28.265Z

cve-icon NVD

Status : Analyzed

Published: 2025-05-01T22:15:17.800

Modified: 2025-09-23T15:50:00.500

Link: CVE-2025-43595

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.