{"id":"CVE-2021-38450","state":"PUBLISHED","title":"Trane Tracer Code Injection","description":"The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft code to alter the intended controller flow of the software.","publishedAt":"2021-10-27T00:48:50.750Z","updatedAt":"2024-09-16T16:23:31.978Z","severity":{"score":9.9,"label":"Critical","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H","source":"icscert"},"assigner":"icscert","products":["Trane Tracer SC","Trane Tracer SC+","Trane Tracer Concierge"],"affected":[{"vendor":"Trane","product":"Tracer SC","versions":[{"version":"All","status":"affected","lessThan":"4.4 SP7","versionType":"custom"}]},{"vendor":"Trane","product":"Tracer SC+","versions":[{"version":"All","status":"affected","lessThan":"5.5 SP3","versionType":"custom"}]},{"vendor":"Trane","product":"Tracer Concierge","versions":[{"version":"All","status":"affected","lessThan":"5.5 SP3","versionType":"custom"}]}],"references":["https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T19:48:49.871Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/38xxx/CVE-2021-38450.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-38450","state":"PUBLISHED","datePublished":"2021-10-27T00:48:50.750Z","dateUpdated":"2024-09-16T16:23:31.978Z","assignerShortName":"icscert","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","dateReserved":"2021-08-10T00:00:00.000Z"},"containers":{"cna":{"title":"Trane Tracer Code Injection","descriptions":[{"lang":"en","value":"The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft code to alter the intended controller flow of the software."}],"affected":[{"vendor":"Trane","product":"Tracer SC","versions":[{"version":"All","status":"affected","lessThan":"4.4 SP7","versionType":"custom"}]},{"vendor":"Trane","product":"Tracer SC+","versions":[{"version":"All","status":"affected","lessThan":"5.5 SP3","versionType":"custom"}]},{"vendor":"Trane","product":"Tracer Concierge","versions":[{"version":"All","status":"affected","lessThan":"5.5 SP3","versionType":"custom"}]}],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02","tags":["x_refsource_CONFIRM"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.9,"baseSeverity":"CRITICAL","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"icscert","dateUpdated":"2021-10-27T00:48:50.000Z","orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6"},"credits":[{"lang":"en","value":"Trane reported this vulnerability to CISA."}],"datePublic":"2021-09-27T00:00:00.000Z","solutions":[{"lang":"en","value":"Affected users should contact a Trane representative to install updated firmware or request additional information. Please reference Trane service database number HUB-205962 when contacting the Trane office.\n\nTracer SC is no longer actively developed, tested, or sold. Tracer SC will be considered end-of-life on December 31, 2022. Trane recommends identifying a migration plan for replacing the Tracer SC controller with the next-generation Tracer SC+ controller. Tracer SC+ can function as a drop-in replacement for Tracer SC, providing significant updates to security capabilities.\n\nTrane has identified the following specific mitigations:\n\nTracer SC: Upgrade to v4.4 SP7 or later\nTracer SC+: Upgrade to v5.5 SP3 or later\nTracer Concierge: Upgrade to v5.5 SP3 or later"}],"source":{"advisory":"https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02","discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.0.9"},"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"ics-cert@hq.dhs.gov","DATE_PUBLIC":"2021-09-27T15:34:00.000Z","ID":"CVE-2021-38450","STATE":"PUBLIC","TITLE":"Trane Tracer Code Injection"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"Tracer SC","version":{"version_data":[{"version_affected":"<","version_name":"All","version_value":"4.4 SP7"}]}},{"product_name":"Tracer SC+","version":{"version_data":[{"version_affected":"<","version_name":"All","version_value":"5.5 SP3"}]}},{"product_name":"Tracer Concierge","version":{"version_data":[{"version_affected":"<","version_name":"All","version_value":"5.5 SP3"}]}}]},"vendor_name":"Trane"}]}},"credit":[{"lang":"eng","value":"Trane reported this vulnerability to CISA."}],"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft code to alter the intended controller flow of the software."}]},"generator":{"engine":"Vulnogram 0.0.9"},"impact":{"cvss":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.9,"baseSeverity":"CRITICAL","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H","version":"3.1"}},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}]},"references":{"reference_data":[{"name":"https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02","refsource":"CONFIRM","url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02"}]},"solution":[{"lang":"en","value":"Affected users should contact a Trane representative to install updated firmware or request additional information. Please reference Trane service database number HUB-205962 when contacting the Trane office.\n\nTracer SC is no longer actively developed, tested, or sold. Tracer SC will be considered end-of-life on December 31, 2022. Trane recommends identifying a migration plan for replacing the Tracer SC controller with the next-generation Tracer SC+ controller. Tracer SC+ can function as a drop-in replacement for Tracer SC, providing significant updates to security capabilities.\n\nTrane has identified the following specific mitigations:\n\nTracer SC: Upgrade to v4.4 SP7 or later\nTracer SC+: Upgrade to v5.5 SP3 or later\nTracer Concierge: Upgrade to v5.5 SP3 or later"}],"source":{"advisory":"https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02","discovery":"UNKNOWN"}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T01:44:22.876Z"}}]}}}