VDB-350728 · CVE-2026-28252 · icsa-26-071-01

Trane Tracer SC/Tracer SC+/Tracer Concierge risky encryption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.7	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic was found in Trane Tracer SC, Tracer SC+ and Tracer Concierge. This issue affects some unknown processing. Executing a manipulation can lead to risky encryption. This vulnerability appears as CVE-2026-28252. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Trane Tracer SC, Tracer SC+ and Tracer Concierge (version unknown). It has been declared as critical. This vulnerability affects an unknown function. The manipulation with an unknown input leads to a risky encryption vulnerability. The CWE definition for the vulnerability is CWE-327. The product uses a broken or risky cryptographic algorithm or protocol. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A Use of a Broken or Risky Cryptographic Algorithm vulnerability in Trane Tracer SC, Tracer SC+, and Tracer Concierge could allow an attacker to bypass authentication and gain root-level access to the device.

The weakness was presented by Noam Moshe as icsa-26-071-01. The advisory is shared for download at cisa.gov. This vulnerability was named CVE-2026-28252 since 02/25/2026. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1600.

Upgrading eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Trane

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: 8.9
VulDB Meta Temp Score: 8.7

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Risky encryption
CWE: CWE-327 / CWE-310
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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-2026-28252 (🔒)
GCVE (CVE): GCVE-0-2026-28252
GCVE (VulDB): GCVE-100-350728

Entryinfo

Created: 03/12/2026 19:06
Updated: 03/27/2026 19:00
Changes: 03/12/2026 19:06 (66), 03/27/2026 19:00 (12)
Complete: 🔍
Cache ID: 216::103