Vulnerability Details : 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.
Products affected by CVE-2021-38450
- cpe:2.3:o:trane:tracer_sc_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:trane:tracer_sc_firmware:4.4:-:*:*:*:*:*:*
- cpe:2.3:o:trane:tracer_sc\+_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:trane:tracer_sc\+_firmware:5.5:-:*:*:*:*:*:*
- cpe:2.3:a:trane:tracer_concierge:*:*:*:*:*:*:*:*
- cpe:2.3:a:trane:tracer_concierge:5.5:-:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-38450
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-38450
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
9.9
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H |
3.1
|
6.0
|
ICS-CERT | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2021-38450
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
-
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.Assigned by: ics-cert@hq.dhs.gov (Secondary)
References for CVE-2021-38450
-
https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02
Trane Tracer | CISAThird Party Advisory;US Government Resource
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