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CVE-2023-4212

18
FAUCET Score

CVE-2023-4212 is a command injection vulnerability affecting Trane XL824, XL850, XL1050, and Pivot thermostats. An attacker with physical access can execute arbitrary commands as root by inserting a specially crafted USB stick. This vulnerability has a CVSS score of 6.8 (Medium), indicating high impact on confidentiality, integrity, and availability, but requires physical access to the device. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.9.8CPE matchmatch criteria
cpe:2.3:o:trane:xl824_firmware:*:*:*:*:*:*:*:*
<= 5.9.8CPE matchmatch criteria
cpe:2.3:o:trane:xl850_firmware:*:*:*:*:*:*:*:*
<= 5.9.8CPE matchmatch criteria
cpe:2.3:o:trane:xl1050_firmware:*:*:*:*:*:*:*:*
<= 1.8CPE matchmatch criteria
cpe:2.3:o:trane:pivot_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.8MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.16%
Probability of exploitation in next 30 days
EPSS Percentile
63.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0116 is in the 97th percentile among its peer group of 1,531 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

https / /www.cisa.gov/news-events/ics-advisories/icsa-23-234-02
Broken Link
hub.tranetechnologies.com / docs/DOC-216377
Permissions Required
trane.com / commercial/north-america/us/en/contact-us/locate-sales-offices.html
Product
cisa.gov / news-events/ics-advisories/icsa-23-234-02
Third Party Advisory