Cyber Resilience

CVE-2023-4212

Medium

Published: 22 August 2023

Published
22 August 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.8 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0011 28.3th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-4212 is a medium-severity Injection (CWE-74) vulnerability in Trane Xl824 Firmware. Its CVSS base score is 6.8 (Medium).

Operationally, ranked at the 28.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

​A command injection vulnerability exists in Trane XL824, XL850, XL1050, and Pivot thermostats allowing an attacker to execute arbitrary commands as root using a specially crafted filename. The vulnerability requires physical access to the device via a USB stick.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

trane
xl824 firmware
≤ 5.9.8
trane
xl850 firmware
≤ 5.9.8
trane
xl1050 firmware
≤ 5.9.8
trane
pivot firmware
≤ 1.8

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-74

Developer assessments and testing (including injection-focused techniques) identify improper neutralization of special elements, and the verifiable flaw remediation corrects them pre-deployment.

addresses: CWE-74

Identifies indicators of injection attacks (command, SQL, LDAP, etc.) via anomaly and attack monitoring.

References