2 lines
3.9 KiB
JSON
2 lines
3.9 KiB
JSON
{"affected":[{"affectedData":[{"product":"CODESYS","vendor":"n/a","versions":[{"status":"affected","version":"CODESYS GmbH CODESYS Development System 3.5.16, CODESYS GmbH CODESYS Development System 3.5.17"}]}],"source":"talos-cna@cisco.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:codesys:codesys:3.5.16.0:*:*:*:*:*:*:*","matchCriteriaId":"6A3BDF35-ED58-4180-86B8-82F14AFCFBCB","vulnerable":true},{"criteria":"cpe:2.3:a:codesys:codesys:3.5.17.0:*:*:*:*:*:*:*","matchCriteriaId":"68B314ED-BD89-45D3-88E5-4332500D41D2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"An unsafe deserialization vulnerability exists in the ObjectManager.plugin ObjectStream.ProfileByteArray functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability."},{"lang":"es","value":"Se presenta una vulnerabilidad de deserialización no segura en la funcionalidad ObjectManager.plugin ObjectStream.ProfileByteArray de CODESYS GmbH CODESYS Development System versiones 3.5.16 y 3.5.17. Un archivo especialmente diseñado puede llevar a la ejecución de un comando arbitrario. Un atacante puede proporcionar un archivo malicioso para activar esta vulnerabilidad."}],"id":"CVE-2021-21867","lastModified":"2026-06-17T03:36:15.847","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"PARTIAL","baseScore":6.8,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","version":"2.0"},"exploitabilityScore":8.6,"impactScore":6.4,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV30":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.0"},"exploitabilityScore":2.8,"impactScore":5.9,"source":"talos-cna@cisco.com","type":"Secondary"}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":1.8,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-08-18T15:15:07.803","references":[{"source":"talos-cna@cisco.com","tags":["Mitigation","Patch","Vendor Advisory"],"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16805&token=ee583c498941d9fda86490bca98ff21928eec08a&download="},{"source":"talos-cna@cisco.com","tags":["Exploit","Third Party Advisory"],"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1304"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mitigation","Patch","Vendor Advisory"],"url":"https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=16805&token=ee583c498941d9fda86490bca98ff21928eec08a&download="},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Exploit","Third Party Advisory"],"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1304"}],"sourceIdentifier":"talos-cna@cisco.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-502"}],"source":"talos-cna@cisco.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-502"}],"source":"nvd@nist.gov","type":"Primary"}]}
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