Code Injection in Symbio 700 and Symbio 800 - CVE-2021-38448

 

Code Injection in Symbio 700 and Symbio 800 - CVE-2021-38448

Published: September 27, 2021


Vulnerability identifier: #VU56880
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-38448
CWE-ID: CWE-94
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Trane
Affected software:
Symbio 700
Symbio 800

Detailed vulnerability description

The vulnerability allows a local attacker to execute arbitrary code on the target system.

The vulnerability exists due to improper input validation. An attacker with physical access can send a specially crafted request and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2021-38448

Install updates from vendor's website.

Sources