PT-2016-08: Weak Password Hashing in ABB PCM600

Vulnerable software

Version: 2.6 and earlier


Severity level

Severity level: Low
Impact: Password Access
Access Vector: Local

CVSS v2:
Base Score: 1.5
Vector: (AV:L/AC:M/Au:S/C:P/I:N/A:N)

CVE: CVE-2016-4511

Software description

PCM600 is a software tool for configuring intelligent security devices and controlling power transmission and distribution networks.

Vulnerability description

The specialists of the Positive Research center have detected a Weak password hashing vulnerability in ABB PCM600.

A Main Application Password in the "ACTConfig" configuration file hashed by the weak function with the hardcoded key and the initialization vector. It is easy to decrypt the password and an attaccker gets access to the main application.

How to fix

Update your software up to the latest version

Advisory status

09.06.2015 - Vendor gets vulnerability details
31.05.2016 - Vendor releases fixed version and details
09.06.2016 - Public disclosure


The vulnerability was detected by Ilya Karpov, Positive Research Center (Positive Technologies Company)


Reports on the vulnerabilities previously discovered by Positive Research:

About Positive Technologies

Positive Technologies is a leading provider of vulnerability assessment, compliance management and threat analysis solutions to more than 1,000 global enterprise clients. Our solutions work seamlessly across your entire business: securing applications in development; assessing your network and application vulnerabilities; assuring compliance with regulatory requirements; and blocking real-time attacks. Our commitment to clients and research has earned Positive Technologies a reputation as one of the foremost authorities on SCADA, Banking, Telecom, Web Application and ERP security, and distinction as the #1 fastest growing Security and Vulnerability Management firm in 2012, as shown in an IDC report*. To learn more about Positive Technologies please visit

*Source: IDC Worldwide Security and Vulnerability Management 2013-2017 Forecast and 2012 Vendor Shares, doc #242465, August 2013. Based on year-over-year revenue growth in 2012 for vendors with revenues of $20M+