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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2269 A vulnerability has been identified in SpiderControl SCADA Web Server 8 September 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: SpiderControl SCADA Web Server Publisher: ICS-CERT Operating System: Windows Impact/Access: Execute Arbitrary Code/Commands -- Existing Account Increased Privileges -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2017-12728 Original Bulletin: https://ics-cert.us-cert.gov/advisories/ICSA-17-250-01 - --------------------------BEGIN INCLUDED TEXT-------------------- Advisory (ICSA-17-250-01) SpiderControl SCADA Web Server Original release date: September 07, 2017 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/. CVSS v3 5.3 ATTENTION: Low skill level to exploit Vendor: SpiderControl Equipment: SCADA Web Server Vulnerability: Improper Privilege Management AFFECTED PRODUCTS The following versions of SCADA Web Server, a software management platform, are affected: SCADA Web Server Version 2.02.0007 and prior. IMPACT Successful exploitation of this vulnerability could allow authenticated system users to escalate their privileges under certain conditions. MITIGATION SpiderControl has produced a new version of the software (Version 2.02.0100) that can be found at the following link. A login is required to view the download. http://spidercontrol.net/downloads-support/user-downloads/ NCCIC/ICS-CERT recommends that users take defensive measures to minimize the risk of exploitation of this vulnerability. ICS-CERT reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures. ICS-CERT 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 in the ICS-CERT Technical Information Paper, ICS-TIP-12-146-01B--Targeted Cyber Intrusion Detection and Mitigation Strategies, that is available for download from the ICS-CERT web site. Organizations observing any suspected malicious activity should follow their established internal procedures and report their findings to ICS-CERT for tracking and correlation against other incidents. In addition, ICS-CERT recommends that users take the following measures to protect themselves from social engineering attacks: Do not click web links or open unsolicited attachments in email messages. Refer to Recognizing and Avoiding Email Scams for more information on avoiding email scams. Refer to Avoiding Social Engineering and Phishing Attacks for more information on social engineering attacks. No known public exploits specifically target this vulnerability. This vulnerability is not remotely exploitable. VULNERABILITY OVERVIEW IMPROPER PRIVILEGE MANAGEMENT CWE-269 Authenticated, non-administrative local users are able to alter service executables with escalated privileges which could allow an attacker to execute arbitrary code under the context of the current system services. CVE-2017-12728 has been assigned to this vulnerability. A CVSS v3 base score of 5.3 has been assigned; the CVSS vector string is (AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L). RESEARCHER Karn Ganeshen reported this vulnerability to ICS-CERT. BACKGROUND Critical Infrastructure Sector: Critical Manufacturing Countries/Areas Deployed: Europe Company Headquarters Location: Switzerland Contact Information For any questions related to this report, please contact ICS-CERT at: Email: ics-cert@hq.dhs.gov Toll Free: 1-877-776-7585 International Callers: (208) 526-0900 For industrial control systems security information and incident reporting: http://ics-cert.us-cert.gov ICS-CERT continuously strives to improve its products and services. You can help by choosing one of the links below to provide feedback about this product. - --------------------------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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBWbHgvIx+lLeg9Ub1AQhDGg//ddviwJiOaE/bAToWVafu1d+V4zDV+YZ+ JFboTob/jFkQSbEbdaYUSiythYh4hOVrilXoZe0BqAsY+Hndzpq8PhMaYnqlO774 piSsW3R2vaqwlCE6CCepaI4dTMiMa7ufXNxE370ewzkp+0kqD0IHByzXgqf2FUSJ 95jw6QNxxSiE+94/MY5D2kWXUDkjvhxVPKXspeF4TT9hQOMlUohP3AW9F8uPF6M6 po0n2E/Exkhhi0QP6t1k1pL1lPOP8PpQnWNbnM9aN1IhaYajgBmO5fr6WTeqYEh/ uMWus+f/DLjxnn7nYFIxTCSiuWXEZhU04XlyiRw1aDcWQEmnSMmbVfJakRfr9UyM 5lqzzcdqk5y0So3/pNPoDvQnHccHdAX+QQPklL3uwNxXYG/FjGcCpD0JeYGD6iu/ FWkvX/gxABNZ54MvAtxwRqHzOcZtZFM/eqHysdWfTrWcdDZP/++iihi50YAJrs/K cZM9eWZNC2vND+Lx3v2pXKU0hYu7gb6OXYSLdBHybCg5/OJQj0+RLhL/TAn0pQIh UPG60egnV0C+B7Fvbmfjl5sNk2r9CrYejozc/8HrKoxiEcNycPjiPNE/VIMeAKlG 4B9LiZlXaq0Xz2WSAz9G7dPu35Polhbvm3e86+zLm+xU/qU9u0E4lyS+QhgRB4IY NUD2THtdPGc= =zxTp -----END PGP SIGNATURE-----