Successful exploitation of this vulnerability may allow an attacker to execute arbitrary code, and cause a denial-of-service condition within the Text Editor application.
The following versions of the CP400PB, a Control Panel Software Suite, are affected:
The application contains a vulnerability in the file parser of the Text Editor wherein the application doesn’t properly prevent the insertion of specially crafted files.
Ivan Sanchez of NullCode reported this vulnerability to NCCIC.
ABB recommends users of affected Versions 2.0.7.05 and prior update to the latest Version 184.108.40.206, which can be requested at the following location:
For additional information, see the ABB advisory ABBVU-IACT-3BSE091042 at the following location:
ABB also recommends the following security practices and firewall configurations to protect process control networks from attacks that originate from outside the network:
More information on recommended practices can be found in ABB’s Security for Industrial Automation and Control Systems paper - 3BSE032547.
NCCIC recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
NCCIC reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
NCCIC also provides a section for control systems security recommended practices on the ICS-CERT web page. Several recommended practices are available for reading and download, including Improving Industrial Control Systems Cybersecurity with Defense-in-Depth Strategies.
Additional mitigation guidance and recommended practices are publicly available on the ICS-CERT website in the Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies.
Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to NCCIC for tracking and correlation against other incidents.
NCCIC also recommends that users take the following measures to protect themselves from social engineering attacks:
No known public exploits specifically target this vulnerability. This vulnerability is not exploitable remotely. High skill level is needed to exploit.