CVE-2021-36764

{"id": "CVE-2021-36764", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "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": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2021-08-04T14:15:08.507", "references": [{"url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16804&token=d8c89c887979b22fdfc9fd5c3aa3804bbb1ddbff&download=", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16804&token=d8c89c887979b22fdfc9fd5c3aa3804bbb1ddbff&download=", "tags": ["Broken Link"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "In CODESYS Gateway V3 before 3.5.17.10, there is a NULL Pointer Dereference. Crafted communication requests may cause a Null pointer dereference in the affected CODESYS products and may result in a denial-of-service condition."}, {"lang": "es", "value": "En CODESYS Gateway versiones V3 anteriores a 3.5.17.10, se presenta una Desreferencia de Puntero NULL. Unas peticiones de comunicaci\u00f3n dise\u00f1adas pueden causar una desreferencia de puntero Null en los productos CODESYS afectados y pueden resultar en una condici\u00f3n de denegaci\u00f3n de servicio"}], "lastModified": "2024-11-21T06:14:02.750", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:codesys:gateway:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12760339-789F-4A7E-A103-FEBFBC625CCB", "versionEndExcluding": "3.5.17.10", "versionStartIncluding": "3.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}