RCE in Trane Tracer Concierge
CVE-2021-38450
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.
Vulnerability class: RCE (Remote Code Execution)
EPSS: 0.010 (58.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.9 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H.
Affected products
- Trane Tracer Concierge — versions All
- Trane Tracer_concierge — versions 5.5
- Trane Tracer Sc — versions All
- Trane Tracer Sc+ — versions All
- Trane Tracer_sc
- Trane Tracer_sc\+
- Trane Tracer_sc\+_firmware — versions 5.5
- Trane Tracer_sc_firmware — versions 4.4
Weakness classification (CWE)
References
- ics-cert@hq.dhs.gov (x_refsource_CONFIRM, US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-38450?
- CVE-2021-38450 is a critical-severity vulnerability in Trane Tracer Concierge, classified under Code Injection. CVSS score: 9.9/10. Published 2021-10-27.
- How severe is CVE-2021-38450?
- Critical severity. CVSS v3 base score is 9.9 out of 10.