CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:S/C:C/I:C/A:C
AI Score
Confidence
Low
EPSS
Percentile
55.9%
This advisory provides mitigation details for a vulnerability in the Canary Labs, Inc. Trend Link software.
Researcher Kuang-Chun Hung of Security Research and Service Institute−Information and Communication Security Technology Center (ICST) has identified an insecure ActiveX control method vulnerability in Canary Labs, Inc. Trend Link ActiveX control. Canary Labs, Inc. has updated Trend Link, and Kuang-Chun Hung has tested the patch and verified that it mitigates the vulnerability. If exploited, an attacker could influence the paths or file names that are used in the software application. This could affect systems using Trend Link in the critical manufacturing and energy sectors in the United States, South America, and Europe.
This vulnerability could be exploited remotely.
Canary Lab, Inc. reports that the vulnerabilities affect the following products:
Successful exploit of this vulnerability could result in a denial of service (DoS) or remote code execution.
Impact to individual organizations depends on many factors that are unique to each organization. ICS‑CERT recommends that organizations evaluate the impact of this vulnerability based on their operational environment, architecture, and product implementation.
Canary Labs, Inc. is a US-based company that has products deployed in 24 countries, including the United States, South America, and Europe.
The affected product, Trend Link,Canary Labs, Inc. Trend Link, http://www.canarylabs.com/software/canary-trend-link, Web site last accessed April 08, 2013. is a trending application that can be used in SCADA systems. According to Canary Labs, Inc., these products are deployed across several sectors including the critical manufacturing and energy sectors.
Trend Link uses an ActiveX control that contains an insecure ActiveX control method. This control is loaded from “TrendDisplay.dll,” and contains a method called “SaveToFile” that allows users to save arbitrary files to any location on the server hosting the control. This vulnerability could result in a DoS or allow remote code execution.
CVE-2012-3022NVD, http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2012-3022, NIST uses this advisory to create the CVE Web site report. This Web site will be active sometime after publication of this advisory. has been assigned to this vulnerability. A CVSS v2 base score of 7.9 has been assigned; the CVSS vector string is (AV:N/AC:M/Au:S/C:N/I:C/A:C).CVSS Calculator, http://nvd.nist.gov/cvss.cfm?version=2&vector=(AV:N/AC:M/Au:S/C:N/I:C/A:C), Web site last accessed April 08, 2013.
This vulnerability can be exploited remotely.
No known public exploits specifically target this vulnerability.
An attacker with medium skill could exploit this vulnerability.
Canary Labs, Inc. has published a customer notification concerning this vulnerability. Trend Link customers who wish to obtain the update and instructions on how to apply it should contact Canary Labs product support:
Canary Labs Product SupportCanary Labs Product Support, http://www.canarylabs.com/services-and-support/product-support, Web site last accessed April 08, 2013.
814-793-3770
[email protected]
ICS‑CERT encourages asset owners to take additional defensive measures to protect against this and other cybersecurity risks.
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_.CSSP Recommended Practices, http://www.us-cert.gov/control_systems/practices/Recommended_Practices.html, Web site last accessed April 08, 2013._ ICS‑CERT reminds organizations to perform proper impact analysis and risk assessment prior to taking defensive measures.
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.Targeted Cyber Intrusion Detection and Mitigation Strategies, http://www.us-cert.gov/control_systems/pdf/ICS-TIP-12-146-01B.pdf, Web site last accessed April 08, 2013.
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.
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