CVE-2026-28253

HIGH

Trane Tracer SC/SC+/Concierge - DoS

Title source: llm
STIX 2.1

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

Scores

CVSS v3 7.5
EPSS 0.0007
EPSS Percentile 21.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-789
Status published
Products (4)
trane/tracer_concierge < 6.3.2310
trane/tracer_sc\+_firmware < 6.3.2310
trane/tracer_sc_firmware 4.4 service_pack1 (6 CPE variants)
trane/tracer_sc_firmware < 4.4
Published Mar 12, 2026
Tracked Since Mar 13, 2026