ATTENTION: Remotely exploitable/low skill level to exploit.
Vendor: Schneider Electric
Equipment: Pelco VideoXpert Enterprise
Vulnerabilities: Path Traversal, Improper Access Control
Schneider Electric reports that the vulnerabilities affect the following Pelco VideoXpert Enterprise products:
Successful exploitation of these vulnerabilities may allow an authorized user to gain system privileges or an unauthorized user to view files.
Schneider Electric has released firmware Version 2.1 for VideoXpert to address these vulnerabilities. It can be downloaded from the following location:
More information on the new firmware and the issues it was created to address can be found in Schneider Electric Security Notification SEVD-2017-339-01 at the following location:
NCCIC/ICS-CERT recommends that users take defensive measures to minimize the risk of exploitation of these vulnerabilities. Specifically, users should:
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.
No known public exploits specifically target these vulnerabilities.
By sniffing communications, an unauthorized person can execute a directory traversal attack resulting in authentication bypass or session hijack.
Using a directory traversal attack, an unauthorized person can view web server files.
By replacing certain files, an authorized user can obtain system privileges and the inserted code would execute at an elevated privilege level.
Gjoko Krstic reported these vulnerabilities to Schneider Electric.
Critical Infrastructure Sector: Commercial facilities
Countries/Areas Deployed: Worldwide
Company Headquarters Location: France
For any questions related to this report, please contact the CISA at:
Toll Free: 1-888-282-0870
For industrial control systems cybersecurity information: https://www.us-cert.gov/ics
or incident reporting: https://www.us-cert.gov/report
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