CVE-2025-40898

A path traversal vulnerability was discovered in the Import Arc data archive functionality due to insufficient validation of the input file. An authenticated user with limited privileges, by uploading a specifically-crafted Arc data archive, can potentially write arbitrary files in arbitrary paths, altering the device configuration and/or affecting its availability.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://security.nozominetworks.com/NN-2025:15-01	Mitigation Vendor Advisory
https://cert-portal.siemens.com/productcert/html/ssa-827968.html

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nozominetworks:cmc::::::::
	cpe:2.3:a:nozominetworks:guardian::::::::

History

14 Apr 2026, 10:16

Type	Values Removed	Values Added
References		() https://cert-portal.siemens.com/productcert/html/ssa-827968.html -

06 Jan 2026, 20:08

Type	Values Removed	Values Added
First Time		Nozominetworks Nozominetworks guardian Nozominetworks cmc
CPE		cpe:2.3:a:nozominetworks:cmc:::::::: cpe:2.3:a:nozominetworks:guardian::::::::
References	~~() https://security.nozominetworks.com/NN-2025:15-01 -~~	() https://security.nozominetworks.com/NN-2025:15-01 - Mitigation, Vendor Advisory

18 Dec 2025, 14:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-12-18 14:15

Updated : 2026-04-14 10:16

NVD link : CVE-2025-40898

Mitre link : CVE-2025-40898

CVE.ORG link : CVE-2025-40898

JSON object : View

Products Affected

nozominetworks

cmc
guardian

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2025-40898", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "prodsec@nozominetworks.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "exploitabilityScore": 2.8}], "cvssMetricV40": [{"type": "Secondary", "source": "prodsec@nozominetworks.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.2, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/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": "NONE", "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": "2025-12-18T14:15:59.780", "references": [{"url": "https://security.nozominetworks.com/NN-2025:15-01", "tags": ["Mitigation", "Vendor Advisory"], "source": "prodsec@nozominetworks.com"}, {"url": "https://cert-portal.siemens.com/productcert/html/ssa-827968.html", "source": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "prodsec@nozominetworks.com", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "A path traversal vulnerability was discovered in the Import Arc data archive functionality due to insufficient validation of the input file. An authenticated user with limited privileges, by uploading a specifically-crafted Arc data archive, can potentially write arbitrary files in arbitrary paths, altering the device configuration and/or affecting its availability."}], "lastModified": "2026-04-14T10:16:27.820", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:nozominetworks:cmc:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "91C795BB-9FFC-4FB0-B686-38DA32ACD478", "versionEndExcluding": "25.5.0"}, {"criteria": "cpe:2.3:a:nozominetworks:guardian:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5FBA5D15-9BD3-4062-8560-FEB7FDF4180D", "versionEndExcluding": "25.5.0"}], "operator": "OR"}]}], "sourceIdentifier": "prodsec@nozominetworks.com"}