{"api_version":"1","generated_at":"2026-05-07T22:24:57+00:00","cve":"CVE-2020-12069","urls":{"html":"https://cve.report/CVE-2020-12069","api":"https://cve.report/api/cve/CVE-2020-12069.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2020-12069","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-12069"},"summary":{"title":"CVE-2020-12069","description":"In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device.","state":"PUBLIC","assigner":"info@cert.vde.com","published_at":"2022-12-26 19:15:00","updated_at":"2023-11-07 03:15:00"},"problem_types":["CWE-916"],"metrics":[],"references":[{"url":"https://cert.vde.com/en/advisories/VDE-2021-061/","name":"https://cert.vde.com/en/advisories/VDE-2021-061/","refsource":"","tags":[],"title":"VDE-2021-061 | CERT@VDE","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://cert.vde.com/en/advisories/VDE-2022-031/","name":"https://cert.vde.com/en/advisories/VDE-2022-031/","refsource":"","tags":[],"title":"VDE-2022-031 | CERT@VDE","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://cert.vde.com/en/advisories/VDE-2022-022/","name":"https://cert.vde.com/en/advisories/VDE-2022-022/","refsource":"","tags":[],"title":"VDE-2022-022 | CERT@VDE","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download=","name":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download=","refsource":"MISC","tags":[],"title":"","mime":"application/pdf","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-12069","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12069","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2020","cve_id":"12069","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"pilz","cpe5":"pmc","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"data_version":"4.0","data_type":"CVE","data_format":"MITRE","CVE_data_meta":{"ID":"CVE-2020-12069","ASSIGNER":"info@cert.vde.com","STATE":"PUBLIC"},"description":{"description_data":[{"lang":"eng","value":"In CODESYS V3 products in all versions prior V3.5.16.0 containing the CmpUserMgr, the CODESYS Control runtime system stores the online communication passwords using a weak hashing algorithm. This can be used by a local attacker with low privileges to gain full control of the device."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-916 Use of Password Hash With Insufficient Computational Effort","cweId":"CWE-916"}]}]},"affects":{"vendor":{"vendor_data":[{"vendor_name":"CODESYS","product":{"product_data":[{"product_name":"CODESYS V3  containing the CmpUserMgr","version":{"version_data":[{"version_affected":"<","version_name":"V3","version_value":"V3.5.16.0"}]}}]}}]}},"references":{"reference_data":[{"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download=","refsource":"MISC","name":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=12943&token=d097958a67ba382de688916f77e3013c0802fade&download="},{"url":"https://cert.vde.com/en/advisories/VDE-2021-061/","refsource":"MISC","name":"https://cert.vde.com/en/advisories/VDE-2021-061/"},{"url":"https://cert.vde.com/en/advisories/VDE-2022-031/","refsource":"MISC","name":"https://cert.vde.com/en/advisories/VDE-2022-031/"},{"url":"https://cert.vde.com/en/advisories/VDE-2022-022/","refsource":"MISC","name":"https://cert.vde.com/en/advisories/VDE-2022-022/"}]},"generator":{"engine":"Vulnogram 0.1.0-dev"},"source":{"discovery":"UNKNOWN"},"impact":{"cvss":[{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}]}},"nvd":{"publishedDate":"2022-12-26 19:15:00","lastModifiedDate":"2023-11-07 03:15:00","problem_types":["CWE-916"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"},"exploitabilityScore":3.9,"impactScore":5.9}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:pilz:pmc:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0.0","versionEndExcluding":"3.5.17","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2020","CveId":"12069","Ordinal":"173208","Title":"CVE-2020-12069","CVE":"CVE-2020-12069","Year":"2020"},"notes":[{"CveYear":"2020","CveId":"12069","Ordinal":"1","NoteData":"** RESERVED ** This candidate has been reserved by an organization or individual that will use it when announcing a new security problem. When the candidate has been publicized, the details for this candidate will be provided.","Type":"Description","Title":null}]}}}