{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-31903", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2026-03-12T20:17:17.765Z", "datePublished": "2026-03-20T22:56:27.047Z", "dateUpdated": "2026-03-20T23:02:55.988Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2026-03-20T23:02:55.988Z"}, "title": "IGL-Technologies eParking.fi Improper Restriction of Excessive Authentication Attempts", "datePublic": "2026-03-19T16:18:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-307", "description": "CWE-307", "type": "CWE"}]}], "affected": [{"vendor": "IGL-Technologies", "product": "eParking.fi", "versions": [{"status": "affected", "version": "All versions", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The WebSocket Application Programming Interface lacks restrictions on the number of authentication requests. This absence of rate limiting may allow an attacker to conduct denial-of-service attacks by suppressing or mis-routing legitimate charger telemetry, or conduct brute-force attacks to gain unauthorized access.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "The WebSocket Application Programming Interface lacks restrictions on the number of authentication requests. This absence of rate limiting may allow an attacker to conduct denial-of-service attacks by suppressing or mis-routing legitimate charger telemetry, or conduct brute-force attacks to gain unauthorized access."}]}], "references": [{"url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-078-08"}, {"url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-078-08.json"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "availabilityImpact": "HIGH", "baseSeverity": "HIGH", "baseScore": 7.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}, {"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}}], "solutions": [{"lang": "en", "value": "IGL-Technologies has updated eParking's OCPP servers to reduce the risks posed by the vulnerability. These updates implemented the following security controls: 1-Enforce modern security profiles and stronger authentication. 2-Device level whitelisting was implemented to ensure authorized devices connect. 3-Rate limiting controls prevent excessive requests and reduces denial-of-service attacks. 4-Enhanced automated monitoring and alerting to detection abnormal network activity.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<div><div><span>IGL-Technologies has updated eParking's OCPP servers to reduce the risks posed by the vulnerability. These updates implemented the following security controls: 1-Enforce modern security profiles and stronger authentication. 2-Device level whitelisting was implemented to ensure authorized devices connect. 3-Rate limiting controls prevent excessive requests and reduces denial-of-service attacks. 4-Enhanced automated monitoring and alerting to detection abnormal network activity.</span></div></div>"}]}, {"lang": "en", "value": "Devices using the encrypted deployment of eParking's OCPP servers or \nIGL-Technologies proprietary eTolppa protocol are not impacted by these \nvulnerabilities.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Devices using the encrypted deployment of eParking's OCPP servers or \nIGL-Technologies proprietary eTolppa protocol are not impacted by these \nvulnerabilities."}]}, {"lang": "en", "value": "To prevent this in the future IGL-Technologies will continue \nvulnerability monitoring under their ISO\u202f27001:2022 security program and\n tighten security requirements for future third\u2011party OCPP hardware \napprovals.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "To prevent this in the future IGL-Technologies will continue \nvulnerability monitoring under their ISO\u202f27001:2022 security program and\n tighten security requirements for future third\u2011party OCPP hardware \napprovals."}]}, {"lang": "en", "value": "For more information please contact the IGL-Technologies security team at this email address: [email protected].\n mailto:[email protected]", "supportingMedia": [{"type": "text/html", "base64": false, "value": "For more information please contact the IGL-Technologies security team at this email address: [email protected].<br><a href=\"mailto:[email protected]\">mailto:[email protected]</a>"}]}], "credits": [{"lang": "en", "value": "Khaled Sarieddine and Mohammad Ali Sayed reported this vulnerability to CISA.", "type": "finder"}], "source": {"advisory": "ICSA-26-078-08", "discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The WebSocket Application Programming Interface lacks restrictions on the number of authentication requests. This absence of rate limiting may allow an attacker to conduct denial-of-service attacks by suppressing or mis-routing legitimate charger telemetry, or conduct brute-force attacks to gain unauthorized access."}], "id": "CVE-2026-31903", "lastModified": "2026-03-20T23:16:43.813", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "[email protected]", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/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", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-03-20T23:16:43.813", "references": [{"source": "[email protected]", "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-078-08.json"}, {"source": "[email protected]", "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-26-078-08"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-307"}], "source": "[email protected]", "type": "Primary"}]}

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