CVE-2026-28253

Memory Allocation with Excessive Size Value vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge

Published Mar 12, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
A Memory Allocation with Excessive Size Value vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an unauthenticated attacker to cause a denial-of-service condition

Remediation

Vendor Solution

Trane has released the following versions of Tracer SC+ for users to upgrade to: * CVE-2026-28253: Tracer SC+ version v6.30.2313

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Trane tracer Sc\+
Trane tracer Sc\+ Firmware
Trane tracer Sc Firmware
CPEs cpe:2.3:a:trane:tracer_concierge:*:*:*:*:*:*:*:*
cpe:2.3:h:trane:tracer_sc:*:*:*:*:*:*:*:*
cpe:2.3:h:trane:tracer_sc\+:*:*:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc\+_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack1:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack2:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack3:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack4:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack5:*:*:*:*:*:*
cpe:2.3:o:trane:tracer_sc_firmware:4.4:service_pack6:*:*:*:*:*:*
Vendors & Products Trane tracer Sc\+
Trane tracer Sc\+ Firmware
Trane tracer Sc Firmware
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Trane
Trane tracer Concierge
Trane tracer Sc
Vendors & Products Trane
Trane tracer Concierge
Trane tracer Sc
Type Values Removed Values Added
Description A Memory Allocation with Excessive Size Value vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an unauthenticated attacker to cause a denial-of-service condition
Title Memory Allocation with Excessive Size Value vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge
Weaknesses CWE-789
References
Metrics cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Mar 13, 2026, 4:25 PM
Reserved
Feb 25, 2026, 5:06 PM
Status
Analyzed
Published
Mar 12, 2026, 6:16 PM
Modified
Jun 17, 2026, 10:28 AM