{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-09-22T21:58:31.025","vulnerabilities":[{"cve":{"id":"CVE-2018-7502","sourceIdentifier":"ics-cert@hq.dhs.gov","published":"2018-03-23T17:29:00.213","lastModified":"2026-06-17T02:03:15.467","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Kernel drivers in Beckhoff TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259, and TwinCAT 3.1 lack proper validation of user-supplied pointer values. An attacker who is able to execute code on the target may be able to exploit this vulnerability to obtain SYSTEM privileges."},{"lang":"es","value":"Los controladores del kernel en Beckhoff TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259 y TwinCAT 3.1 no validan correctamente los valores de puntero proporcionados por el usuario. Un atacante que pueda ejecutar código en el objetivo podría explotar esta vulnerabilidad para obtener privilegios SYSTEM."}],"affected":[{"source":"ics-cert@hq.dhs.gov","affectedData":[{"vendor":"ICS-CERT","product":"Beckhoff TwinCAT PLC products","versions":[{"version":"TwinCAT 3.1 Build 4022.4, TwinCAT 2.11 R3 2259, TwinCAT 3.1","status":"affected"}]}]}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:L/AC:L/Au:N/C:C/I:C/A:C","baseScore":7.2,"accessVector":"LOCAL","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":3.9,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-822"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-20"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:beckhoff:twincat:2.11:*:*:*:*:*:*:*","matchCriteriaId":"7598766E-561F-467D-A426-2A41837CD951"},{"vulnerable":true,"criteria":"cpe:2.3:a:beckhoff:twincat:3.1:*:*:*:*:*:*:*","matchCriteriaId":"7723E250-67D8-4493-B3BA-063B63EA7DBF"},{"vulnerable":true,"criteria":"cpe:2.3:a:beckhoff:twincat_c\\+\\+:3.1:*:*:*:*:*:*:*","matchCriteriaId":"30734197-FA69-42CE-9EF9-04779214F402"}]}]}],"references":[{"url":"http://www.securityfocus.com/bid/103487","source":"ics-cert@hq.dhs.gov","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2018-001.pdf","source":"ics-cert@hq.dhs.gov","tags":["Vendor Advisory"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02","source":"ics-cert@hq.dhs.gov","tags":["Mitigation","Third Party Advisory","US Government Resource"]},{"url":"https://srcincite.io/advisories/src-2018-0007/","source":"ics-cert@hq.dhs.gov"},{"url":"http://www.securityfocus.com/bid/103487","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://download.beckhoff.com/download/Document/product-security/Advisories/advisory-2018-001.pdf","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://ics-cert.us-cert.gov/advisories/ICSA-18-081-02","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mitigation","Third Party Advisory","US Government Resource"]},{"url":"https://srcincite.io/advisories/src-2018-0007/","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}]}