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TLP:WHITE

Advisory (ICSA-19-150-01)

AVEVA Vijeo Citect and CitectSCADA

Original release date: May 30, 2019

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1. EXECUTIVE SUMMARY

  • CVSS v3 6.5
  • ATTENTION: Low skill level to exploit
  • Vendor: AVEVA
  • Equipment: Vijeo Citect and CitectSCADA
  • Vulnerability: Insufficiently Protected Credentials

2. RISK EVALUATION

Successful exploitation of this vulnerability could allow a locally authenticated user to obtain Citect user credentials.

3. TECHNICAL DETAILS

3.1 AFFECTED PRODUCTS

The following versions of Vijeo Citect and CitectSCADA, a Supervisory Control and Data Acquisition (SCADA) software, are affected:

  • Vijeo Citect 7.30 and 7.40
  • CitectSCADA 7.30 and 7.40

3.2 VULNERABILITY OVERVIEW

3.2.1    INSUFFICIENTLY PROTECTED CREDENTIALS CWE-522

A vulnerability has been identified that may allow an authenticated local user access to Citect user credentials.

CVE-2019-10981 has been assigned to this vulnerability. A CVSS v3 base score of 6.5 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N).

3.3 BACKGROUND

  • CRITICAL INFRASTRUCTURE SECTORS: Commercial Facilities, Critical Manufacturing, Energy
  • COUNTRIES/AREAS DEPLOYED: Worldwide
  • COMPANY HEADQUARTERS LOCATION: United Kingdom

3.4 RESEARCHER

VAPT Team, C3i Center, and IIT Kanpur reported this vulnerability to AVEVA.

4. MITIGATIONS

AVEVA recommends all affected users download and upgrade to CitectSCADA 2018 as soon as possible. Available at (login required):

https://softwaresupportsp.schneider-electric.com/#/producthub/details?id=51141

AVEVA’s Security Advisory can be viewed at:

https://sw.aveva.com/hubfs/assets-2018/pdf/security-bulletin/SecurityAdvisory_LFSec136.pdf

NCCIC recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:

  • Ensure that least privilege is implemented throughout the system.

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.

No known public exploits specifically target this vulnerability. This vulnerability is not exploitable remotely.


Contact Information

For any questions related to this report, please contact the NCCIC at:

Email: NCCICCUSTOMERSERVICE@hq.dhs.gov
Toll Free: 1-888-282-0870

For industrial control systems cybersecurity information:  http://ics-cert.us-cert.gov 
or incident reporting:  https://ics-cert.us-cert.gov/Report-Incident?

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