{"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":"2026-03-23T15:56:29.649Z"},"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":"
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.
"}]},{"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 27001:2022 security program and\n tighten security requirements for future third‑party 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 27001:2022 security program and\n tighten security requirements for future third‑party OCPP hardware \napprovals."}]},{"lang":"en","value":"For more information please contact the IGL-Technologies security team at this email address: security@igl.fi.\n mailto:security@igl.fi","supportingMedia":[{"type":"text/html","base64":false,"value":"For more information please contact the IGL-Technologies security team at this email address: security@igl.fi.
mailto:security@igl.fi"}]}],"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"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-307","lang":"en","description":"CWE-307 Improper Restriction of Excessive Authentication Attempts"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-23T14:51:32.470258Z","id":"CVE-2026-31903","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-23T15:56:29.649Z"}}]}}