CVE-2021-34596

{"id": "CVE-2021-34596", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "info@cert.vde.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}]}, "published": "2021-10-26T10:15:08.127", "references": [{"url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16878&token=e5644ec405590e66aefa62304cb8632df9fc9e9c&download=", "tags": ["Vendor Advisory"], "source": "info@cert.vde.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "info@cert.vde.com", "description": [{"lang": "en", "value": "CWE-824"}]}], "descriptions": [{"lang": "en", "value": "A crafted request may cause a read access to an uninitialized pointer in CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56, resulting in a denial-of-service condition."}, {"lang": "es", "value": "Una petici\u00f3n dise\u00f1ada puede causar un acceso de lectura a un puntero no inicializado en CODESYS V2 Runtime Toolkit 32 Bit full y PLCWinNT versiones anteriores a V2.4.7.56, resultando en una condici\u00f3n de denegaci\u00f3n de servicio"}], "lastModified": "2021-11-04T15:29:40.853", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:codesys:plcwinnt:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4AD330AD-254E-4E3E-A17E-BE08305AFBA0", "versionEndExcluding": "2.4.7.56"}, {"criteria": "cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:x86:*", "vulnerable": true, "matchCriteriaId": "EC36E0FD-2487-4BA0-9EB8-174D30FD4DFB", "versionEndExcluding": "2.4.7.56"}], "operator": "OR"}]}], "sourceIdentifier": "info@cert.vde.com"}