CVE-2025-40836

Ericsson Indoor Connect 8855 contains an improper input validation vulnerability which if exploited can allow an attacker to execute commands with escalated privileges.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.ericsson.com/en/about-us/security/psirt/e2025-09-25	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:ericsson:indoor_connect_8855_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:ericsson:indoor_connect_8855:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-09-25 15:16

Updated : 2025-10-02 17:59

NVD link : CVE-2025-40836

Mitre link : CVE-2025-40836

CVE.ORG link : CVE-2025-40836

JSON object : View

Products Affected

ericsson

indoor_connect_8855
indoor_connect_8855_firmware

CWE

CWE-20

Improper Input Validation

{"id": "CVE-2025-40836", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "[email protected]", "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": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 8.7, "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: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": "2025-09-25T15:16:11.233", "references": [{"url": "https://www.ericsson.com/en/about-us/security/psirt/e2025-09-25", "tags": ["Vendor Advisory"], "source": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Ericsson Indoor Connect 8855 contains an improper input validation vulnerability which if exploited can allow an attacker to execute commands with escalated privileges."}], "lastModified": "2025-10-02T17:59:39.937", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:ericsson:indoor_connect_8855_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6C4EA917-1899-4713-AE19-50412249505A", "versionEndExcluding": "2025.q2"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:ericsson:indoor_connect_8855:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "3B0C1261-B15A-4D91-AC65-9834D16A94F1"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "85b1779b-6ecd-4f52-bcc5-73eac4659dcf"}