{"id":"CVE-2021-42540","state":"PUBLISHED","title":"Emerson WirelessHART Gateway","description":"The affected product is vulnerable to a unsanitized extract folder for system configuration. A low-privileged user can leverage this logic to overwrite the settings and other key functionality.","publishedAt":"2021-10-22T13:23:22.604Z","updatedAt":"2024-09-16T21:04:12.096Z","severity":{"score":8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","source":"icscert"},"assigner":"icscert","products":["Emerson WirelessHART Gateway"],"affected":[{"vendor":"Emerson","product":"WirelessHART Gateway","versions":[{"version":"1410","status":"affected","lessThanOrEqual":"4.7.94","versionType":"custom"},{"version":"1410D","status":"affected","lessThanOrEqual":"4.7.94","versionType":"custom"},{"version":"1420","status":"affected","lessThanOrEqual":"4.7.94","versionType":"custom"}]}],"references":["https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02"],"weaknesses":["CWE-123"],"ingestedAt":"2026-10-29T19:49:04.473Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/42xxx/CVE-2021-42540.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-42540","state":"PUBLISHED","datePublished":"2021-10-22T13:23:22.604Z","dateUpdated":"2024-09-16T21:04:12.096Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2021-10-15T00:00:00.000Z"},"containers":{"cna":{"title":"Emerson WirelessHART Gateway","descriptions":[{"lang":"en","value":"The affected product is vulnerable to a unsanitized extract folder for system configuration. A low-privileged user can leverage this logic to overwrite the settings and other key functionality."}],"affected":[{"vendor":"Emerson","product":"WirelessHART Gateway","versions":[{"version":"1410","status":"affected","lessThanOrEqual":"4.7.94","versionType":"custom"},{"version":"1410D","status":"affected","lessThanOrEqual":"4.7.94","versionType":"custom"},{"version":"1420","status":"affected","lessThanOrEqual":"4.7.94","versionType":"custom"}]}],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-123","description":"CWE-123 Write-what-where Condition","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","dateUpdated":"2021-10-22T13:23:22.000Z","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6"},"credits":[{"lang":"en","value":"Amir Preminger of Claroty reported these vulnerabilities to CISA"}],"datePublic":"2021-10-05T00:00:00.000Z","solutions":[{"lang":"en","value":"Emerson recommends upgrading to v4.7.105 to address these vulnerabilities.\n\nUsers can visit the Emerson Gate Firmware site for and download instructions.\n\nIf affected users do not yet have a free Guardian account, please see the updated Emerson Gateway Firmware download process by following the link above and viewing the download guide."}],"source":{"advisory":"https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"ics-cert@hq.dhs.gov","DATE_PUBLIC":"2021-10-05T21:42:00.000Z","ID":"CVE-2021-42540","STATE":"PUBLIC","TITLE":"Emerson WirelessHART Gateway"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"WirelessHART Gateway","version":{"version_data":[{"version_affected":"<=","version_name":"1410","version_value":"4.7.94"},{"version_affected":"<=","version_name":"1410D","version_value":"4.7.94"},{"version_affected":"<=","version_name":"1420","version_value":"4.7.94"}]}}]},"vendor_name":"Emerson"}]}},"credit":[{"lang":"eng","value":"Amir Preminger of Claroty reported these vulnerabilities to CISA"}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The affected product is vulnerable to a unsanitized extract folder for system configuration. A low-privileged user can leverage this logic to overwrite the settings and other key functionality."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-123 Write-what-where Condition"}]}]},"references":{"reference_data":[{"name":"https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02","refsource":"CONFIRM","url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02"}]},"solution":[{"lang":"en","value":"Emerson recommends upgrading to v4.7.105 to address these vulnerabilities.\n\nUsers can visit the Emerson Gate Firmware site for and download instructions.\n\nIf affected users do not yet have a free Guardian account, please see the updated Emerson Gateway Firmware download process by following the link above and viewing the download guide."}],"source":{"advisory":"https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02","discovery":"UNKNOWN"}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-278-02","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T03:30:38.336Z"}}]}}}