Successful exploitation of these vulnerabilities could allow a remote attacker to gain unauthorized access to arbitrary information or allow remote code execution.
The following products and versions are affected:
There is a blind SQL injection vulnerability in the knximport component that allows logged in attackers access to arbitrary information.
There is a blind SQL injection vulnerability in the lancompenent component that allows logged in attackers to access arbitrary information.
There is a SSRF and CSRF vulnerability in the com_mb24proxy module that allows an attacker to steal session information from logged in users with a specifically crafted link.
An attacker could use an outdated and unused third-party software bundled with the software to gain Remote Code Execution via an exploit chain.
No CVE has been assigned to this vulnerability. A CVSS v3 base score of 9.8 has been calculated; the CVSS vector string is (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
Alik Koldobsky, Ofir Manzur, Hay Mizrachi, Nikolay Sokolik, and Haviv Vaizman from OTORIO reported these vulnerabilities to CISA.
MB connect line recommends users update mymbCONNECT24 and mbCONNECT24 to Version 2.6.2 or higher.
Additional details can be found on the MB connect line website.
CISA recommends users take defensive measures to minimize the risk of exploitation of this vulnerability. Specifically, users should:
CISA reminds organizations to perform proper impact analysis and risk assessment prior to deploying defensive measures.
CISA also provides a section for control systems security recommended practices on the ICS webpage on us-cert.gov. 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 webpage on us-cert.gov 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 CISA for tracking and correlation against other incidents.
CISA also recommends users take the following measures to protect themselves from social engineering attacks:
No known public exploits specifically target these vulnerabilities.
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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