Show plain JSON{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download=", "name": "https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16877&token=8faab0fc1e069f4edfca5d5aba8146139f67a175&download=", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html", "name": "http://packetstormsecurity.com/files/164716/CODESYS-2.4.7.0-Denial-Of-Service.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}, {"url": "http://seclists.org/fulldisclosure/2021/Oct/64", "name": "20211029 SEC Consult SA-20211028-0 :: Denial of Service in CODESYS V2", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "FULLDISC"}, {"url": "http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html", "name": "http://packetstormsecurity.com/files/165874/WAGO-750-8xxx-PLC-Denial-Of-Service-User-Enumeration.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "In CODESYS V2 Runtime Toolkit 32 Bit full and PLCWinNT prior to versions V2.4.7.56 unauthenticated crafted invalid requests may result in several denial-of-service conditions. Running PLC programs may be stopped, memory may be leaked, or further communication clients may be blocked from accessing the PLC."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-755"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2021-34593", "ASSIGNER": "info@cert.vde.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2021-10-26T10:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:codesys:plcwinnt:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2.4.7.56"}, {"cpe23Uri": "cpe:2.3:a:codesys:runtime_toolkit:*:*:*:*:*:*:x86:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "2.4.7.56"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2022-04-12T18:05Z"}