Trane Tracer SC/Tracer SC+/Tracer Concierge Size memory allocation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Trane Tracer SC, Tracer SC+ and Tracer Concierge. Impacted is an unknown function. The manipulation of the argument Size leads to memory allocation. This vulnerability is traded as CVE-2026-28253. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Trane Tracer SC, Tracer SC+ and Tracer Concierge (affected version unknown). It has been rated as critical. This issue affects an unknown functionality. The manipulation of the argument Size with an unknown input leads to a memory allocation vulnerability. Using CWE to declare the problem leads to CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. Impacted is availability. The summary by CVE is:

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

The weakness was shared by Noam Moshe as icsa-26-071-01. The advisory is shared at cisa.gov. The identification of this vulnerability is CVE-2026-28253 since 02/25/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/25/2026 CVE reserved
03/12/2026 +15 days Advisory disclosed
03/12/2026 +0 days VulDB entry created
03/27/2026 +15 days VulDB entry last update

Sourcesinfo

Advisory: icsa-26-071-01
Researcher: Noam Moshe
Status: Confirmed

CVE: CVE-2026-28253 (🔒)
GCVE (CVE): GCVE-0-2026-28253
GCVE (VulDB): GCVE-100-350729

Entryinfo

Created: 03/12/2026 19:06
Updated: 03/27/2026 19:00
Changes: 03/12/2026 19:06 (67), 03/27/2026 19:00 (11)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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