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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1954.2 Advisory (ICSA-19-150-01) AVEVA Vijeo Citect and CitectSCADA 5 June 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Vijeo Citect CitectSCADA Publisher: ICS-CERT Operating System: Windows Impact/Access: Access Privileged Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-10981 Original Bulletin: https://ics-cert.us-cert.gov/advisories/ICSA-19-150-01 Revision History: June 5 2019: Updated product tag May 31 2019: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- Advisory (ICSA-19-150-01) AVEVA Vijeo Citect and CitectSCADA Original release date: May 30, 2019 Legal Notice All information products included in http://ics-cert.us-cert.gov are provided"as is" for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained within. DHS does not endorse any commercial product or service, referenced in this product or otherwise. Further dissemination of this product is governed by the Traffic Light Protocol (TLP) marking in the header. For more information about TLP, see http://www.us-cert.gov/tlp/ . 1. EXECUTIVE SUMMARY o CVSS v3 6.5 o ATTENTION: Low skill level to exploit o Vendor: AVEVA o Equipment: Vijeo Citect and CitectSCADA o 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: o Vijeo Citect 7.30 and 7.40 o 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 o CRITICAL INFRASTRUCTURE SECTORS: Commercial Facilities, Critical Manufacturing, Energy o COUNTRIES/AREAS DEPLOYED: Worldwide o 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/detailsid=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: o 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. - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXPczpmaOgq3Tt24GAQjR9hAAiChoJIuexIyTdwctAFDQxa9lKXaXKxdt iGpAbZrqw/G+0drsF8CgLcamcc/S5VBOEldzOIH8is03NbeINSscS4QzIiRAmZRH WBFnX9aBBoaDYLyfZCwBEIQ9IznhdeuUQeKBEXBgA5kGqW2EU8KYprRdQoKNVIpu IULEgGJls1IC6wjJHGhtWvFwXlIcijbwdqKPp4ZD6U9JOpCeBC9qQcRwf0NKD8Fr xbjvJkdDeYYXW/ZtjdqC7KycdW0W0azRfh6FDRsLWnnL7Uho7dALb3Lr3yYCKKs9 vQceTcsMUZ/FKvA+Im3l0TnGSLGAvGlVwxK9zZn9Koj8vlTDEcLmCfYqSCZEPjbf TtLulJtoQIQbhaal2FrWNlm04dCWZd12Y1RqXk/Y7hD5j0XvixmDKcMOaYbZ+bQ+ amtD8+vSNAsca3oyby6V944MwLRVyPK/K724mjYhq4yeh8ROxaTCbQRcfmYl6e7h VIjWqVpTSKckK6g1G7Wk/MvlkcAsk7Zyj2vuJRn2GYRpJxziz1mRkgRAOh3bc117 6O+6qLslyniAOOM9LpixEEY+RPhkEbpDauEr43FNiPPxDLYddOd09F6s/YTBG0u+ XmGSUn1dubPORb84sXRYyKeXgSErPTZxctFOmnyq7kn6mPnQIjf4bql7Qu2MUDk1 lZeuE8ohGLI= =Q6fy -----END PGP SIGNATURE-----