VulnerabilityModified
CVE-2021-38450
As a result, an attacker could craft code to alter the intended controller flow of the software.
HIGH 8.8EPSS 1.04%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.04%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.04% probability · 62th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- trane/tracer concierge · trane/tracer sc firmware · trane/tracer sc\+ firmware
- Source
- ics-cert@hq.dhs.gov
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.