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CVE-2021-38450— Trane Tracer Code Injection

Quick assessment

Affected
Trane Tracer SC
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Trane Tracer SC是澳大利亚Trane公司的一种智能现场面板，可与单元控制器（LON 或 BACnet）通信，提供对 HVAC 设备的独立控制。 Trane Tracer SC 存在安全漏洞，该漏洞源于用户输入构造命令、数据结构或记录的操作过程中，网络系统或产品缺乏对用户输入数据的正确验证，未过滤或未正确过滤掉其中的特殊元素，导致系统或产品产生解析或解释方式错误。

CVSS 9.9 · Critical EPSS 1.04% · P63

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-38450

Vulnerability Information
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Vulnerability Title
Trane Tracer Code Injection
Source: CVE Program / CVE List V5
Vulnerability Description
The affected controllers do not properly sanitize the input containing code syntax. As a result, an attacker could craft code to alter the intended controller flow of the software.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Trane Tracer SC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Trane Tracer SC是澳大利亚Trane公司的一种智能现场面板，可与单元控制器（LON 或 BACnet）通信，提供对 HVAC 设备的独立控制。 Trane Tracer SC 存在安全漏洞，该漏洞源于用户输入构造命令、数据结构或记录的操作过程中，网络系统或产品缺乏对用户输入数据的正确验证，未过滤或未正确过滤掉其中的特殊元素，导致系统或产品产生解析或解释方式错误。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Trane Tracer SC All ~ 4.4 SP7 -
Trane Tracer SC+ All ~ 5.5 SP3 -
Trane Tracer Concierge All ~ 5.5 SP3 -

II. Public POCs for CVE-2021-38450

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III. Intelligence Information for CVE-2021-38450

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Vendor Advisories for CVE-2021-38450 (1)

IV. Related Vulnerabilities

Same product: Tracer SC
Same vendor: Trane
Same weakness: CWE-94

V. Comments for CVE-2021-38450

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