Summary
Successful exploitation of these vulnerabilities could allow an attacker to disclose sensitive information, execute arbitrary commands, or perform a denial-of-service on the product.
The following versions of Trane Tracer SC, Tracer SC+, and Tracer Concierge are affected:
- Tracer SC
- Tracer SC+
- Tracer Concierge
| CVSS | Vendor | Equipment | Vulnerabilities |
|---|---|---|---|
| v3 8.1 | Trane | Trane Tracer SC, Tracer SC+, and Tracer Concierge | Use of a Broken or Risky Cryptographic Algorithm, Memory Allocation with Excessive Size Value, Missing Authorization, Use of Hard-coded Credentials, Use of Hard-coded, Security-relevant Constants |
Background
- Critical Infrastructure Sectors: Critical Manufacturing
- Countries/Areas Deployed: Worldwide
- Company Headquarters Location: Ireland
Vulnerabilities
CVE-2026-28252
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.
Affected Products
Trane Tracer SC, Tracer SC+, and Tracer Concierge
Trane
Trane Tracer SC: <v4.4_SP7, Trane Tracer SC+: <v6.3.2310, Trane Tracer Concierge: <v6.3.2310
known_affected
Remediations
Vendor fix
Trane has released the following versions of Tracer SC+ for users to upgrade to:
Vendor fix
CVE-2026-28252, CVE-2026-28253, CVE-2026-28254: Tracer SC+ version v6.30.2313
Relevant CWE: CWE-327 Use of a Broken or Risky Cryptographic Algorithm
Metrics
| CVSS Version | Base Score | Base Severity | Vector String |
|---|---|---|---|
| 3.0 | 8.1 | HIGH | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVE-2026-28253
A Memory Allocation with Excessive Size Value vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an unauthenticated attacker to cause a denial-of-service condition.
Affected Products
Trane Tracer SC, Tracer SC+, and Tracer Concierge
Trane
Trane Tracer SC: <v4.4_SP7, Trane Tracer SC+: <v6.3.2310, Trane Tracer Concierge: <v6.3.2310
known_affected
Remediations
Vendor fix
Trane has released the following versions of Tracer SC+ for users to upgrade to:
Vendor fix
CVE-2026-28252, CVE-2026-28253, CVE-2026-28254: Tracer SC+ version v6.30.2313
Relevant CWE: CWE-789 Memory Allocation with Excessive Size Value