Home/CVE/The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft
CVE

CVE-2021-38450

The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft

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.

CRITICAL · CVSS 9.9 EPSS 0.00284
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')
▤

Affected Products & Versions

6
trane tracer concierge< 5.5
trane tracer conciergeall versions
trane tracer sc firmware< 4.4
trane tracer sc firmwareall versions
trane tracer sc\+ firmware< 5.5
trane tracer sc\+ firmwareall versions
▣

Scoring & Timeline

9.9
CRITICAL · CVSS v3.1 · ics-cert@hq.dhs.gov
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Oct 2021 · 01:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
⚑

Vendor Advisories

1
cisa-csafcisa-csaf-csaf_files-OT-white-2021-icsa-21-266-02
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://us-cert.cisa.gov/ics/advisories/icsa-21-266-02Third Party AdvisoryUS Government Resource
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