{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28252","assignerOrgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","state":"PUBLISHED","assignerShortName":"icscert","dateReserved":"2026-02-25T17:06:34.954Z","datePublished":"2026-03-12T17:24:04.256Z","dateUpdated":"2026-03-13T16:26:13.627Z"},"containers":{"cna":{"providerMetadata":{"orgId":"7d14cffa-0d7d-4270-9dc0-52cabd5a23a6","shortName":"icscert","dateUpdated":"2026-03-12T17:54:58.775Z"},"title":"Use of a Broken or Risky Cryptographic Algorithm vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-327","description":"CWE-327 Use of a Broken or Risky Cryptographic Algorithm","type":"CWE"}]}],"affected":[{"vendor":"Trane","product":"Tracer SC","versions":[{"status":"affected","version":"0","lessThan":"v4.4 SP7","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"Trane","product":"Tracer SC+","versions":[{"status":"affected","version":"0","lessThan":"v6.3.2310","versionType":"custom"}],"defaultStatus":"unaffected"},{"vendor":"Trane","product":"Tracer Concierge","versions":[{"status":"affected","version":"0","lessThan":"v6.3.2310","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"A Use of a Broken or Risky Cryptographic Algorithm vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to bypass authentication and gain root-level access to the device.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>A Use of a Broken or Risky Cryptographic Algorithm vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to bypass authentication and gain root-level access to the device.</p><br>"}]}],"references":[{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-071-01","tags":["government-resource"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"HIGH","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"CRITICAL","baseScore":9.2,"vectorString":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"solutions":[{"lang":"en","value":"Trane has released the following versions of Tracer SC+ for users to upgrade to:\n\n  *  CVE-2026-28252: Tracer SC+ version v6.30.2313","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>Trane has released the following versions of Tracer SC+ for users to upgrade to:</p><ul><li>CVE-2026-28252: Tracer SC+ version v6.30.2313<br></li></ul>"}]}],"credits":[{"lang":"en","value":"Noam Moshe of Claroty reported these vulnerabilities to CISA.","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-13T16:26:05.382110Z","id":"CVE-2026-28252","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-13T16:26:13.627Z"}}]}}