CVE-2026-18583

{"id": "CVE-2026-18583", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18583", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-03T19:58:32.470583Z"}}], "cvssMetricV2": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "LOW", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 1.4, "exploitabilityScore": 3.9}], "cvssMetricV40": [{"type": "Secondary", "source": "cna@vuldb.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 5.5, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/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": "PROOF_OF_CONCEPT", "providerUrgency": "NOT_DEFINED", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "LOW", "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"}}]}, "affected": [{"source": "cna@vuldb.com", "affectedData": [{"cpes": ["cpe:2.3:a:mz-automation:libiec61850:*:*:*:*:*:*:*:*"], "vendor": "mz-automation", "modules": ["MMS Request Handler"], "product": "libiec61850", "versions": [{"status": "affected", "version": "1.6.0"}, {"status": "affected", "version": "1.6.1"}, {"status": "unaffected", "version": "1.6.2"}]}]}], "published": "2026-08-03T06:16:37.100", "references": [{"url": "https://github.com/gff-cw/information/issues/3", "source": "cna@vuldb.com"}, {"url": "https://github.com/mz-automation/libiec61850/", "source": "cna@vuldb.com"}, {"url": "https://github.com/mz-automation/libiec61850/commit/062062daf4cb50c7aa76e01d6fb4d58fc9278a7d", "source": "cna@vuldb.com"}, {"url": "https://github.com/mz-automation/libiec61850/releases/tag/v1.6.2", "source": "cna@vuldb.com"}, {"url": "https://github.com/mz-automation/libiec61850/security/advisories/GHSA-7v2x-39mw-2979", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/cve/CVE-2026-18583", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/submit/844921", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/385412", "source": "cna@vuldb.com"}, {"url": "https://vuldb.com/vuln/385412/cti", "source": "cna@vuldb.com"}], "vulnStatus": "Deferred", "weaknesses": [{"type": "Secondary", "source": "cna@vuldb.com", "description": [{"lang": "en", "value": "CWE-119"}, {"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "A weakness has been identified in mz-automation libiec61850 up to 1.6.1. This issue affects the function checkDataSetAccess of the file src/iec61850/server/mms_mapping/mms_mapping.c of the component MMS Request Handler. This manipulation causes out-of-bounds read. The attack can be initiated remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 1.6.2 is capable of addressing this issue. Patch name: 062062daf4cb50c7aa76e01d6fb4d58fc9278a7d. Upgrading the affected component is recommended. The vendor was contacted early about this disclosure."}, {"lang": "es", "value": "Se ha identificado una debilidad en mz-automation libiec61850 hasta la versi\u00f3n 1.6.1. Este problema afecta a la funci\u00f3n checkDataSetAccess del archivo src/iec61850/server/mms_mapping/mms_mapping.c del componente MMS Request Gestor. Esta manipulaci\u00f3n causa una lectura fuera de l\u00edmites. El ataque puede iniciarse de forma remota. El exploit se ha hecho p\u00fablico y podr\u00eda usarse para ataques. La actualizaci\u00f3n a la versi\u00f3n 1.6.2 es capaz de abordar este problema. Nombre del parche: 062062daf4cb50c7aa76e01d6fb4d58fc9278a7d. Se recomienda actualizar el componente afectado. Se contact\u00f3 con el proveedor con antelaci\u00f3n sobre esta divulgaci\u00f3n."}], "lastModified": "2026-10-23T22:10:00.160", "sourceIdentifier": "cna@vuldb.com"}