{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T05:59:03.456","vulnerabilities":[{"cve":{"id":"CVE-2021-44462","sourceIdentifier":"ics-cert@hq.dhs.gov","published":"2022-03-25T19:15:09.370","lastModified":"2024-11-21T06:31:01.483","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"This vulnerability can be exploited by parsing maliciously crafted project files with Horner Automation Cscape EnvisionRV v4.50.3.1 and prior. The issues result from the lack of proper validation of user-supplied data, which can result in reads and writes past the end of allocated data structures. User interaction is required to exploit this vulnerability as an attacker must trick a valid user to open a malicious HMI project file."},{"lang":"es","value":"Esta vulnerabilidad puede ser explotada al analizar archivos de proyecto maliciosamente diseñados con Horner Automation Cscape EnvisionRV versiones v4.50.3.1 y anteriores. Los problemas son derivados de una falta de comprobación apropiada de los datos suministrados por el usuario, lo que puede resultar en lecturas y escrituras más allá del final de las estructuras de datos asignadas. Es requerida una interacción del usuario para explotar esta vulnerabilidad, ya que un atacante debe engañar a un usuario válido para que abra un archivo de proyecto HMI malicioso"}],"metrics":{"cvssMetricV31":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":1.8,"impactScore":5.2}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:N","baseScore":5.8,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":4.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":true}]},"weaknesses":[{"source":"ics-cert@hq.dhs.gov","type":"Secondary","description":[{"lang":"en","value":"CWE-20"}]},{"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:hornerautomation:cscape_envisionrv:*:*:*:*:*:*:*:*","versionEndIncluding":"4.50.3.1","matchCriteriaId":"383DC1FC-82FE-4F64-9A48-CC546FA4DFA7"}]}]}],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-02","source":"ics-cert@hq.dhs.gov","tags":["Mitigation","Patch","Third Party Advisory","US Government Resource"]},{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-02","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mitigation","Patch","Third Party Advisory","US Government Resource"]}]}}]}