CVE-2025-43596

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).

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://help.msp360.com/cloudberry-backup/security/admin-privileges	Product
https://help.msp360.com/cloudberry-backup/whats-new	Release Notes
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json	Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2025-43596	Third Party Advisory

Configurations

Configuration 1 (hide)

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

History

23 Sep 2025, 15:21

Type	Values Removed	Values Added
First Time		Msp360 Msp360 backup
CPE		cpe:2.3:a:msp360:backup::::::::
References	~~() https://help.msp360.com/cloudberry-backup/security/admin-privileges -~~	() https://help.msp360.com/cloudberry-backup/security/admin-privileges - Product
References	~~() https://help.msp360.com/cloudberry-backup/whats-new -~~	() https://help.msp360.com/cloudberry-backup/whats-new - Release Notes
References	~~() https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json -~~	() https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json - Third Party Advisory
References	~~() https://www.cve.org/CVERecord?id=CVE-2025-43596 -~~	() https://www.cve.org/CVERecord?id=CVE-2025-43596 - Third Party Advisory

23 May 2025, 15:55

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-22 17:15

Updated : 2025-09-23 15:21

NVD link : CVE-2025-43596

Mitre link : CVE-2025-43596

CVE.ORG link : CVE-2025-43596

JSON object : View

Products Affected

msp360

backup

CWE

CWE-276

Incorrect Default Permissions

{"id": "CVE-2025-43596", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "9119a7d8-5eab-497f-8521-727c672e3725", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "9119a7d8-5eab-497f-8521-727c672e3725", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.5, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "published": "2025-05-22T17:15:24.057", "references": [{"url": "https://help.msp360.com/cloudberry-backup/security/admin-privileges", "tags": ["Product"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}, {"url": "https://help.msp360.com/cloudberry-backup/whats-new", "tags": ["Release Notes"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}, {"url": "https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-119-01.json", "tags": ["Third Party Advisory"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}, {"url": "https://www.cve.org/CVERecord?id=CVE-2025-43596", "tags": ["Third Party Advisory"], "source": "9119a7d8-5eab-497f-8521-727c672e3725"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "9119a7d8-5eab-497f-8521-727c672e3725", "description": [{"lang": "en", "value": "CWE-276"}]}], "descriptions": [{"lang": "en", "value": "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)."}, {"lang": "es", "value": "Una vulnerabilidad de permisos del sistema de archivos inseguro en MSP360 Backup 8.0 permite a un usuario con pocos privilegios ejecutar comandos con privilegios de nivel SYSTEM utilizando un archivo especialmente manipulado con un destino de copia de seguridad arbitrario. Actualice a MSP360 Backup 8.1.1.19 (publicado el 15/05/2025)."}], "lastModified": "2025-09-23T15:21:14.540", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:msp360:backup:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "ABFE6382-6370-4662-A191-2D8C192B0B2C", "versionEndExcluding": "8.1.1.19", "versionStartIncluding": "8.0"}], "operator": "OR"}]}], "sourceIdentifier": "9119a7d8-5eab-497f-8521-727c672e3725"}