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ABB Cylon Aspect 3.08.00 (yumSettings.php) Remote Code Execution

High
Advisory ID
ZSL-2024-5841
Release Date
12 October 2024
Vendor
Affected Version
NEXUS Series, MATRIX-2 Series, ASPECT-Enterprise, ASPECT-Studio, Firmware: <=3.08.00
CVE
N/A
Tested On
GNU/Linux 3.15.10 (armv7l), GNU/Linux 3.10.0 (x86_64), GNU/Linux 2.6.32 (x86_64), Intel(R) Atom(TM) Processor E3930 @ 1.30GHz, Intel(R) Xeon(R) Silver 4208 CPU @ 2.10GHz, PHP/7.3.11, PHP/5.6.30, PHP/5.4.16, PHP/4.4.8, PHP/5.3.3, AspectFT Automation Application Server, lighttpd/1.4.32, lighttpd/1.4.18, Apache/2.2.15 (CentOS), OpenJDK Runtime Environment (rhel-2.6.22.1.-x86_64), OpenJDK 64-Bit Server VM (build 24.261-b02, mixed mode)
Summary

ASPECT is an award-winning scalable building energy management and control solution designed to allow users seamless access to their building data through standard building protocols including smart devices.

Description

The ABB BMS/BAS controller suffers from an authenticated OS command injection vulnerability. This can be exploited to inject and execute arbitrary shell commands through the 'PROXY' HTTP POST parameter called by the yumSettings.php script.

Proof of Concept
Disclosure Timeline
21.04.2024Vulnerability discovered.
22.04.2024Vendor contacted.
22.04.2024Vendor responds.
02.05.2024Working with the vendor.
08.03.2024Vendor released version 3.08.01 to address this issue.
12.10.2024Public security advisory released.
Credits
Vulnerability discovered by Gjoko Krstic
References
Changelog
12.10.2024Initial release
14.10.2024Added reference [1]